391947920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3167}}^1$

素因数の和:3217

約数の個数: 160

約数和(自身を含む): 1187923968

約数和(自身を除く): 795976048

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 80, 85, 91, 104, 112, 119, 130, 136, 140, 170, 182, 208, 221, 238, 260, 272, 280, 340, 364, 442, 455, 476, 520, 560, 595, 680, 728, 884, 910, 952, 1040, 1105, 1190, 1360, 1456, 1547, 1768, 1820, 1904, 2210, 2380, 3094, 3167, 3536, 3640, 4420, 4760, 6188, 6334, 7280, 7735, 8840, 9520, 12376, 12668, 15470, 15835, 17680, 22169, 24752, 25336, 30940, 31670, 41171, 44338, 50672, 53839, 61880, 63340, 82342, 88676, 107678, 110845, 123760, 126680, 164684, 177352, 205855, 215356, 221690, 253360, 269195, 288197, 329368, 354704, 376873, 411710, 430712, 443380, 538390, 576394, 658736, 699907, 753746, 823420, 861424, 886760, 1076780, 1152788, 1399814, 1440985, 1507492, 1646840, 1773520, 1884365, 2153560, 2305576, 2799628, 2881970, 3014984, 3293680, 3499535, 3768730, 4307120, 4611152, 4899349, 5599256, 5763940, 6029968, 6999070, 7537460, 9798698, 11198512, 11527880, 13998140, 15074920, 19597396, 23055760, 24496745, 27996280, 30149840, 39194792, 48993490, 55992560, 78389584, 97986980, 195973960, 391947920]

約数ペア:

[(1, 391947920), (2, 195973960), (4, 97986980), (5, 78389584), (7, 55992560), (8, 48993490), (10, 39194792), (13, 30149840), (14, 27996280), (16, 24496745), (17, 23055760), (20, 19597396), (26, 15074920), (28, 13998140), (34, 11527880), (35, 11198512), (40, 9798698), (52, 7537460), (56, 6999070), (65, 6029968), (68, 5763940), (70, 5599256), (80, 4899349), (85, 4611152), (91, 4307120), (104, 3768730), (112, 3499535), (119, 3293680), (130, 3014984), (136, 2881970), (140, 2799628), (170, 2305576), (182, 2153560), (208, 1884365), (221, 1773520), (238, 1646840), (260, 1507492), (272, 1440985), (280, 1399814), (340, 1152788), (364, 1076780), (442, 886760), (455, 861424), (476, 823420), (520, 753746), (560, 699907), (595, 658736), (680, 576394), (728, 538390), (884, 443380), (910, 430712), (952, 411710), (1040, 376873), (1105, 354704), (1190, 329368), (1360, 288197), (1456, 269195), (1547, 253360), (1768, 221690), (1820, 215356), (1904, 205855), (2210, 177352), (2380, 164684), (3094, 126680), (3167, 123760), (3536, 110845), (3640, 107678), (4420, 88676), (4760, 82342), (6188, 63340), (6334, 61880), (7280, 53839), (7735, 50672), (8840, 44338), (9520, 41171), (12376, 31670), (12668, 30940), (15470, 25336), (15835, 24752), (17680, 22169)]