678677720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:202

約数の個数: 256

約数和(自身を含む): 1959552000

約数和(自身を除く): 1280874280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 29, 35, 38, 40, 53, 56, 58, 70, 76, 83, 95, 106, 116, 133, 140, 145, 152, 166, 190, 203, 212, 232, 265, 266, 280, 290, 332, 371, 380, 406, 415, 424, 530, 532, 551, 580, 581, 664, 665, 742, 760, 812, 830, 1007, 1015, 1060, 1064, 1102, 1160, 1162, 1330, 1484, 1537, 1577, 1624, 1660, 1855, 2014, 2030, 2120, 2204, 2324, 2407, 2660, 2755, 2905, 2968, 3074, 3154, 3320, 3710, 3857, 4028, 4060, 4399, 4408, 4648, 4814, 5035, 5320, 5510, 5810, 6148, 6308, 7049, 7420, 7685, 7714, 7885, 8056, 8120, 8798, 9628, 10070, 10759, 11020, 11039, 11620, 12035, 12296, 12616, 14098, 14840, 15370, 15428, 15770, 16849, 17596, 19256, 19285, 20140, 21518, 21995, 22040, 22078, 23240, 24070, 28196, 29203, 30740, 30793, 30856, 31540, 33698, 35192, 35245, 38570, 40280, 43036, 43990, 44156, 45733, 48140, 53795, 55195, 56392, 58406, 61480, 61586, 63080, 67396, 70490, 77140, 83581, 84245, 86072, 87980, 88312, 91466, 96280, 107590, 110390, 116812, 123172, 127571, 134792, 140980, 146015, 153965, 154280, 167162, 168490, 175960, 182932, 204421, 215180, 220780, 228665, 233624, 246344, 255142, 281960, 292030, 307930, 320131, 334324, 336980, 365864, 408842, 417905, 430360, 441560, 457330, 510284, 584060, 585067, 615860, 637855, 640262, 668648, 673960, 817684, 835810, 892997, 914660, 1020568, 1022105, 1168120, 1170134, 1231720, 1275710, 1280524, 1600655, 1635368, 1671620, 1785994, 1829320, 2044210, 2340268, 2423849, 2551420, 2561048, 2925335, 3201310, 3343240, 3571988, 4088420, 4464985, 4680536, 4847698, 5102840, 5850670, 6402620, 7143976, 8176840, 8929970, 9695396, 11701340, 12119245, 12805240, 16966943, 17859940, 19390792, 23402680, 24238490, 33933886, 35719880, 48476980, 67867772, 84834715, 96953960, 135735544, 169669430, 339338860, 678677720]

約数ペア:

[(1, 678677720), (2, 339338860), (4, 169669430), (5, 135735544), (7, 96953960), (8, 84834715), (10, 67867772), (14, 48476980), (19, 35719880), (20, 33933886), (28, 24238490), (29, 23402680), (35, 19390792), (38, 17859940), (40, 16966943), (53, 12805240), (56, 12119245), (58, 11701340), (70, 9695396), (76, 8929970), (83, 8176840), (95, 7143976), (106, 6402620), (116, 5850670), (133, 5102840), (140, 4847698), (145, 4680536), (152, 4464985), (166, 4088420), (190, 3571988), (203, 3343240), (212, 3201310), (232, 2925335), (265, 2561048), (266, 2551420), (280, 2423849), (290, 2340268), (332, 2044210), (371, 1829320), (380, 1785994), (406, 1671620), (415, 1635368), (424, 1600655), (530, 1280524), (532, 1275710), (551, 1231720), (580, 1170134), (581, 1168120), (664, 1022105), (665, 1020568), (742, 914660), (760, 892997), (812, 835810), (830, 817684), (1007, 673960), (1015, 668648), (1060, 640262), (1064, 637855), (1102, 615860), (1160, 585067), (1162, 584060), (1330, 510284), (1484, 457330), (1537, 441560), (1577, 430360), (1624, 417905), (1660, 408842), (1855, 365864), (2014, 336980), (2030, 334324), (2120, 320131), (2204, 307930), (2324, 292030), (2407, 281960), (2660, 255142), (2755, 246344), (2905, 233624), (2968, 228665), (3074, 220780), (3154, 215180), (3320, 204421), (3710, 182932), (3857, 175960), (4028, 168490), (4060, 167162), (4399, 154280), (4408, 153965), (4648, 146015), (4814, 140980), (5035, 134792), (5320, 127571), (5510, 123172), (5810, 116812), (6148, 110390), (6308, 107590), (7049, 96280), (7420, 91466), (7685, 88312), (7714, 87980), (7885, 86072), (8056, 84245), (8120, 83581), (8798, 77140), (9628, 70490), (10070, 67396), (10759, 63080), (11020, 61586), (11039, 61480), (11620, 58406), (12035, 56392), (12296, 55195), (12616, 53795), (14098, 48140), (14840, 45733), (15370, 44156), (15428, 43990), (15770, 43036), (16849, 40280), (17596, 38570), (19256, 35245), (19285, 35192), (20140, 33698), (21518, 31540), (21995, 30856), (22040, 30793), (22078, 30740), (23240, 29203), (24070, 28196)]