778692720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:240

約数の個数: 320

約数和(自身を含む): 2743824384

約数和(自身を除く): 1965131664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 83, 93, 97, 104, 120, 124, 130, 155, 156, 166, 186, 194, 195, 208, 240, 248, 249, 260, 291, 310, 312, 332, 372, 388, 390, 403, 415, 465, 485, 496, 498, 520, 582, 620, 624, 664, 744, 776, 780, 806, 830, 930, 970, 996, 1040, 1079, 1164, 1209, 1240, 1245, 1261, 1328, 1455, 1488, 1552, 1560, 1612, 1660, 1860, 1940, 1992, 2015, 2158, 2328, 2418, 2480, 2490, 2522, 2573, 2910, 3007, 3120, 3224, 3237, 3320, 3720, 3783, 3880, 3984, 4030, 4316, 4656, 4836, 4980, 5044, 5146, 5395, 5820, 6014, 6045, 6305, 6448, 6474, 6640, 7440, 7566, 7719, 7760, 8051, 8060, 8632, 9021, 9672, 9960, 10088, 10292, 10790, 11640, 12028, 12090, 12610, 12865, 12948, 15035, 15132, 15438, 16102, 16120, 16185, 17264, 18042, 18915, 19344, 19920, 20176, 20584, 21580, 23280, 24056, 24153, 24180, 25220, 25730, 25896, 30070, 30264, 30876, 32204, 32240, 32370, 33449, 36084, 37830, 38595, 39091, 40255, 41168, 43160, 45105, 48112, 48306, 48360, 50440, 51460, 51792, 60140, 60528, 61752, 64408, 64740, 66898, 72168, 75660, 77190, 78182, 80510, 86320, 90210, 96612, 96720, 100347, 100880, 102920, 104663, 117273, 120280, 120765, 123504, 128816, 129480, 133796, 144336, 151320, 154380, 156364, 161020, 167245, 180420, 193224, 195455, 200694, 205840, 209326, 234546, 240560, 241530, 249581, 258960, 267592, 302640, 308760, 312728, 313989, 322040, 334490, 360840, 386448, 390910, 401388, 418652, 469092, 483060, 499162, 501735, 523315, 535184, 586365, 617520, 625456, 627978, 644080, 668980, 721680, 748743, 781820, 802776, 837304, 938184, 966120, 998324, 1003470, 1046630, 1172730, 1247905, 1255956, 1337960, 1497486, 1563640, 1569945, 1605552, 1674608, 1876368, 1932240, 1996648, 2006940, 2093260, 2345460, 2495810, 2511912, 2675920, 2994972, 3127280, 3139890, 3244553, 3743715, 3993296, 4013880, 4186520, 4690920, 4991620, 5023824, 5989944, 6279780, 6489106, 7487430, 8027760, 8373040, 9381840, 9733659, 9983240, 11979888, 12559560, 12978212, 14974860, 16222765, 19467318, 19966480, 25119120, 25956424, 29949720, 32445530, 38934636, 48668295, 51912848, 59899440, 64891060, 77869272, 97336590, 129782120, 155738544, 194673180, 259564240, 389346360, 778692720]

約数ペア:

[(1, 778692720), (2, 389346360), (3, 259564240), (4, 194673180), (5, 155738544), (6, 129782120), (8, 97336590), (10, 77869272), (12, 64891060), (13, 59899440), (15, 51912848), (16, 48668295), (20, 38934636), (24, 32445530), (26, 29949720), (30, 25956424), (31, 25119120), (39, 19966480), (40, 19467318), (48, 16222765), (52, 14974860), (60, 12978212), (62, 12559560), (65, 11979888), (78, 9983240), (80, 9733659), (83, 9381840), (93, 8373040), (97, 8027760), (104, 7487430), (120, 6489106), (124, 6279780), (130, 5989944), (155, 5023824), (156, 4991620), (166, 4690920), (186, 4186520), (194, 4013880), (195, 3993296), (208, 3743715), (240, 3244553), (248, 3139890), (249, 3127280), (260, 2994972), (291, 2675920), (310, 2511912), (312, 2495810), (332, 2345460), (372, 2093260), (388, 2006940), (390, 1996648), (403, 1932240), (415, 1876368), (465, 1674608), (485, 1605552), (496, 1569945), (498, 1563640), (520, 1497486), (582, 1337960), (620, 1255956), (624, 1247905), (664, 1172730), (744, 1046630), (776, 1003470), (780, 998324), (806, 966120), (830, 938184), (930, 837304), (970, 802776), (996, 781820), (1040, 748743), (1079, 721680), (1164, 668980), (1209, 644080), (1240, 627978), (1245, 625456), (1261, 617520), (1328, 586365), (1455, 535184), (1488, 523315), (1552, 501735), (1560, 499162), (1612, 483060), (1660, 469092), (1860, 418652), (1940, 401388), (1992, 390910), (2015, 386448), (2158, 360840), (2328, 334490), (2418, 322040), (2480, 313989), (2490, 312728), (2522, 308760), (2573, 302640), (2910, 267592), (3007, 258960), (3120, 249581), (3224, 241530), (3237, 240560), (3320, 234546), (3720, 209326), (3783, 205840), (3880, 200694), (3984, 195455), (4030, 193224), (4316, 180420), (4656, 167245), (4836, 161020), (4980, 156364), (5044, 154380), (5146, 151320), (5395, 144336), (5820, 133796), (6014, 129480), (6045, 128816), (6305, 123504), (6448, 120765), (6474, 120280), (6640, 117273), (7440, 104663), (7566, 102920), (7719, 100880), (7760, 100347), (8051, 96720), (8060, 96612), (8632, 90210), (9021, 86320), (9672, 80510), (9960, 78182), (10088, 77190), (10292, 75660), (10790, 72168), (11640, 66898), (12028, 64740), (12090, 64408), (12610, 61752), (12865, 60528), (12948, 60140), (15035, 51792), (15132, 51460), (15438, 50440), (16102, 48360), (16120, 48306), (16185, 48112), (17264, 45105), (18042, 43160), (18915, 41168), (19344, 40255), (19920, 39091), (20176, 38595), (20584, 37830), (21580, 36084), (23280, 33449), (24056, 32370), (24153, 32240), (24180, 32204), (25220, 30876), (25730, 30264), (25896, 30070)]