31966838540

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{373}}^1$

素因数の和:478

約数の個数: 288

約数和(自身を含む): 87349046400

約数和(自身を除く): 55382207860

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 49, 52, 62, 65, 70, 91, 98, 124, 130, 140, 155, 182, 196, 217, 245, 260, 310, 343, 364, 373, 403, 434, 455, 490, 620, 637, 686, 746, 806, 868, 910, 961, 980, 1085, 1274, 1372, 1492, 1519, 1612, 1715, 1820, 1865, 1922, 2015, 2170, 2548, 2611, 2821, 3038, 3185, 3430, 3730, 3844, 4030, 4340, 4459, 4805, 4849, 5222, 5642, 6076, 6370, 6727, 6860, 7460, 7595, 8060, 8918, 9610, 9698, 10444, 10633, 11284, 11563, 12493, 12740, 13055, 13454, 14105, 15190, 17836, 18277, 19220, 19396, 19747, 21266, 22295, 23126, 24245, 24986, 26110, 26908, 28210, 30380, 33635, 33943, 36554, 39494, 42532, 44590, 46252, 47089, 48490, 49972, 52220, 53165, 56420, 57815, 62465, 67270, 67886, 73108, 78988, 80941, 87451, 89180, 91385, 94178, 96980, 98735, 106330, 115630, 124930, 127939, 134540, 135772, 138229, 150319, 161882, 169715, 174902, 182770, 188356, 197470, 212660, 231260, 235445, 237601, 249860, 255878, 276458, 300638, 323764, 329623, 339430, 349804, 358453, 365540, 394940, 404705, 437255, 470890, 475202, 511756, 552916, 566587, 601276, 612157, 639695, 659246, 678860, 691145, 716906, 751595, 809410, 874510, 941780, 950404, 1052233, 1133174, 1188005, 1224314, 1279390, 1318492, 1382290, 1433812, 1503190, 1618820, 1648115, 1663207, 1749020, 1792265, 2104466, 2266348, 2376010, 2448628, 2509171, 2558780, 2764580, 2832935, 3006380, 3060785, 3296230, 3326414, 3584530, 3966109, 4208932, 4285099, 4659889, 4752020, 5018342, 5261165, 5665870, 6121570, 6592460, 6652828, 7169060, 7365631, 7932218, 8316035, 8570198, 9319778, 10036684, 10522330, 11331740, 12243140, 12545855, 14731262, 15864436, 16632070, 17140396, 17564197, 18639556, 19830545, 21044660, 21425495, 23299445, 25091710, 29462524, 32619223, 33264140, 35128394, 36828155, 39661090, 42850990, 46598890, 50183420, 51559417, 65238446, 70256788, 73656310, 79322180, 85701980, 87820985, 93197780, 103118834, 122949379, 130476892, 147312620, 163096115, 175641970, 206237668, 228334561, 245898758, 257797085, 326192230, 351283940, 456669122, 491797516, 515594170, 614746895, 652384460, 913338244, 1031188340, 1141672805, 1229493790, 1598341927, 2283345610, 2458987580, 3196683854, 4566691220, 6393367708, 7991709635, 15983419270, 31966838540]

約数ペア:

[(1, 31966838540), (2, 15983419270), (4, 7991709635), (5, 6393367708), (7, 4566691220), (10, 3196683854), (13, 2458987580), (14, 2283345610), (20, 1598341927), (26, 1229493790), (28, 1141672805), (31, 1031188340), (35, 913338244), (49, 652384460), (52, 614746895), (62, 515594170), (65, 491797516), (70, 456669122), (91, 351283940), (98, 326192230), (124, 257797085), (130, 245898758), (140, 228334561), (155, 206237668), (182, 175641970), (196, 163096115), (217, 147312620), (245, 130476892), (260, 122949379), (310, 103118834), (343, 93197780), (364, 87820985), (373, 85701980), (403, 79322180), (434, 73656310), (455, 70256788), (490, 65238446), (620, 51559417), (637, 50183420), (686, 46598890), (746, 42850990), (806, 39661090), (868, 36828155), (910, 35128394), (961, 33264140), (980, 32619223), (1085, 29462524), (1274, 25091710), (1372, 23299445), (1492, 21425495), (1519, 21044660), (1612, 19830545), (1715, 18639556), (1820, 17564197), (1865, 17140396), (1922, 16632070), (2015, 15864436), (2170, 14731262), (2548, 12545855), (2611, 12243140), (2821, 11331740), (3038, 10522330), (3185, 10036684), (3430, 9319778), (3730, 8570198), (3844, 8316035), (4030, 7932218), (4340, 7365631), (4459, 7169060), (4805, 6652828), (4849, 6592460), (5222, 6121570), (5642, 5665870), (6076, 5261165), (6370, 5018342), (6727, 4752020), (6860, 4659889), (7460, 4285099), (7595, 4208932), (8060, 3966109), (8918, 3584530), (9610, 3326414), (9698, 3296230), (10444, 3060785), (10633, 3006380), (11284, 2832935), (11563, 2764580), (12493, 2558780), (12740, 2509171), (13055, 2448628), (13454, 2376010), (14105, 2266348), (15190, 2104466), (17836, 1792265), (18277, 1749020), (19220, 1663207), (19396, 1648115), (19747, 1618820), (21266, 1503190), (22295, 1433812), (23126, 1382290), (24245, 1318492), (24986, 1279390), (26110, 1224314), (26908, 1188005), (28210, 1133174), (30380, 1052233), (33635, 950404), (33943, 941780), (36554, 874510), (39494, 809410), (42532, 751595), (44590, 716906), (46252, 691145), (47089, 678860), (48490, 659246), (49972, 639695), (52220, 612157), (53165, 601276), (56420, 566587), (57815, 552916), (62465, 511756), (67270, 475202), (67886, 470890), (73108, 437255), (78988, 404705), (80941, 394940), (87451, 365540), (89180, 358453), (91385, 349804), (94178, 339430), (96980, 329623), (98735, 323764), (106330, 300638), (115630, 276458), (124930, 255878), (127939, 249860), (134540, 237601), (135772, 235445), (138229, 231260), (150319, 212660), (161882, 197470), (169715, 188356), (174902, 182770)]