247751070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2003}}^1$

素因数の和:2070

約数の個数: 128

約数和(自身を含む): 738754560

約数和(自身を除く): 491003490

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 31, 35, 38, 42, 57, 62, 70, 93, 95, 105, 114, 133, 155, 186, 190, 210, 217, 266, 285, 310, 399, 434, 465, 570, 589, 651, 665, 798, 930, 1085, 1178, 1302, 1330, 1767, 1995, 2003, 2170, 2945, 3255, 3534, 3990, 4006, 4123, 5890, 6009, 6510, 8246, 8835, 10015, 12018, 12369, 14021, 17670, 20030, 20615, 24738, 28042, 30045, 38057, 41230, 42063, 60090, 61845, 62093, 70105, 76114, 84126, 114171, 123690, 124186, 140210, 186279, 190285, 210315, 228342, 266399, 310465, 372558, 380570, 420630, 434651, 532798, 570855, 620930, 799197, 869302, 931395, 1141710, 1179767, 1303953, 1331995, 1598394, 1862790, 2173255, 2359534, 2607906, 2663990, 3539301, 3995985, 4346510, 5898835, 6519765, 7078602, 7991970, 8258369, 11797670, 13039530, 16516738, 17696505, 24775107, 35393010, 41291845, 49550214, 82583690, 123875535, 247751070]

約数ペア:

[(1, 247751070), (2, 123875535), (3, 82583690), (5, 49550214), (6, 41291845), (7, 35393010), (10, 24775107), (14, 17696505), (15, 16516738), (19, 13039530), (21, 11797670), (30, 8258369), (31, 7991970), (35, 7078602), (38, 6519765), (42, 5898835), (57, 4346510), (62, 3995985), (70, 3539301), (93, 2663990), (95, 2607906), (105, 2359534), (114, 2173255), (133, 1862790), (155, 1598394), (186, 1331995), (190, 1303953), (210, 1179767), (217, 1141710), (266, 931395), (285, 869302), (310, 799197), (399, 620930), (434, 570855), (465, 532798), (570, 434651), (589, 420630), (651, 380570), (665, 372558), (798, 310465), (930, 266399), (1085, 228342), (1178, 210315), (1302, 190285), (1330, 186279), (1767, 140210), (1995, 124186), (2003, 123690), (2170, 114171), (2945, 84126), (3255, 76114), (3534, 70105), (3990, 62093), (4006, 61845), (4123, 60090), (5890, 42063), (6009, 41230), (6510, 38057), (8246, 30045), (8835, 28042), (10015, 24738), (12018, 20615), (12369, 20030), (14021, 17670)]