661242400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:364

約数の個数: 288

約数和(自身を含む): 2057868288

約数和(自身を除く): 1396625888

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 31, 32, 35, 40, 50, 52, 56, 62, 65, 70, 80, 91, 100, 104, 112, 124, 130, 140, 155, 160, 175, 182, 200, 208, 217, 224, 248, 260, 280, 293, 310, 325, 350, 364, 400, 403, 416, 434, 455, 496, 520, 560, 586, 620, 650, 700, 728, 775, 800, 806, 868, 910, 992, 1040, 1085, 1120, 1172, 1240, 1300, 1400, 1456, 1465, 1550, 1612, 1736, 1820, 2015, 2051, 2080, 2170, 2275, 2344, 2480, 2600, 2800, 2821, 2912, 2930, 3100, 3224, 3472, 3640, 3809, 4030, 4102, 4340, 4550, 4688, 4960, 5200, 5425, 5600, 5642, 5860, 6200, 6448, 6944, 7280, 7325, 7618, 8060, 8204, 8680, 9083, 9100, 9376, 10075, 10255, 10400, 10850, 11284, 11720, 12400, 12896, 14105, 14560, 14650, 15236, 16120, 16408, 17360, 18166, 18200, 19045, 20150, 20510, 21700, 22568, 23440, 24800, 26663, 28210, 29300, 30472, 32240, 32816, 34720, 36332, 36400, 38090, 40300, 41020, 43400, 45136, 45415, 46880, 51275, 53326, 56420, 58600, 60944, 63581, 64480, 65632, 70525, 72664, 72800, 76180, 80600, 82040, 86800, 90272, 90830, 95225, 102550, 106652, 112840, 117200, 118079, 121888, 127162, 133315, 141050, 145328, 152360, 161200, 164080, 173600, 181660, 190450, 205100, 213304, 225680, 227075, 234400, 236158, 254324, 266630, 282100, 290656, 304720, 317905, 322400, 328160, 363320, 380900, 410200, 426608, 451360, 454150, 472316, 508648, 533260, 564200, 590395, 609440, 635810, 666575, 726640, 761800, 820400, 826553, 853216, 908300, 944632, 1017296, 1066520, 1128400, 1180790, 1271620, 1333150, 1453280, 1523600, 1589525, 1640800, 1653106, 1816600, 1889264, 2034592, 2133040, 2256800, 2361580, 2543240, 2666300, 2951975, 3047200, 3179050, 3306212, 3633200, 3778528, 4132765, 4266080, 4723160, 5086480, 5332600, 5903950, 6358100, 6612424, 7266400, 8265530, 9446320, 10172960, 10665200, 11807900, 12716200, 13224848, 16531060, 18892640, 20663825, 21330400, 23615800, 25432400, 26449696, 33062120, 41327650, 47231600, 50864800, 66124240, 82655300, 94463200, 132248480, 165310600, 330621200, 661242400]

約数ペア:

[(1, 661242400), (2, 330621200), (4, 165310600), (5, 132248480), (7, 94463200), (8, 82655300), (10, 66124240), (13, 50864800), (14, 47231600), (16, 41327650), (20, 33062120), (25, 26449696), (26, 25432400), (28, 23615800), (31, 21330400), (32, 20663825), (35, 18892640), (40, 16531060), (50, 13224848), (52, 12716200), (56, 11807900), (62, 10665200), (65, 10172960), (70, 9446320), (80, 8265530), (91, 7266400), (100, 6612424), (104, 6358100), (112, 5903950), (124, 5332600), (130, 5086480), (140, 4723160), (155, 4266080), (160, 4132765), (175, 3778528), (182, 3633200), (200, 3306212), (208, 3179050), (217, 3047200), (224, 2951975), (248, 2666300), (260, 2543240), (280, 2361580), (293, 2256800), (310, 2133040), (325, 2034592), (350, 1889264), (364, 1816600), (400, 1653106), (403, 1640800), (416, 1589525), (434, 1523600), (455, 1453280), (496, 1333150), (520, 1271620), (560, 1180790), (586, 1128400), (620, 1066520), (650, 1017296), (700, 944632), (728, 908300), (775, 853216), (800, 826553), (806, 820400), (868, 761800), (910, 726640), (992, 666575), (1040, 635810), (1085, 609440), (1120, 590395), (1172, 564200), (1240, 533260), (1300, 508648), (1400, 472316), (1456, 454150), (1465, 451360), (1550, 426608), (1612, 410200), (1736, 380900), (1820, 363320), (2015, 328160), (2051, 322400), (2080, 317905), (2170, 304720), (2275, 290656), (2344, 282100), (2480, 266630), (2600, 254324), (2800, 236158), (2821, 234400), (2912, 227075), (2930, 225680), (3100, 213304), (3224, 205100), (3472, 190450), (3640, 181660), (3809, 173600), (4030, 164080), (4102, 161200), (4340, 152360), (4550, 145328), (4688, 141050), (4960, 133315), (5200, 127162), (5425, 121888), (5600, 118079), (5642, 117200), (5860, 112840), (6200, 106652), (6448, 102550), (6944, 95225), (7280, 90830), (7325, 90272), (7618, 86800), (8060, 82040), (8204, 80600), (8680, 76180), (9083, 72800), (9100, 72664), (9376, 70525), (10075, 65632), (10255, 64480), (10400, 63581), (10850, 60944), (11284, 58600), (11720, 56420), (12400, 53326), (12896, 51275), (14105, 46880), (14560, 45415), (14650, 45136), (15236, 43400), (16120, 41020), (16408, 40300), (17360, 38090), (18166, 36400), (18200, 36332), (19045, 34720), (20150, 32816), (20510, 32240), (21700, 30472), (22568, 29300), (23440, 28210), (24800, 26663)]