641350320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:428

約数の個数: 320

約数和(自身を含む): 2333184000

約数和(自身を除く): 1691833680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 31, 38, 39, 40, 48, 52, 57, 60, 62, 65, 76, 78, 80, 93, 95, 104, 114, 120, 124, 130, 152, 155, 156, 186, 190, 195, 208, 228, 240, 247, 248, 260, 285, 304, 310, 312, 349, 372, 380, 390, 403, 456, 465, 494, 496, 520, 570, 589, 620, 624, 698, 741, 744, 760, 780, 806, 912, 930, 988, 1040, 1047, 1140, 1178, 1209, 1235, 1240, 1396, 1482, 1488, 1520, 1560, 1612, 1745, 1767, 1860, 1976, 2015, 2094, 2280, 2356, 2418, 2470, 2480, 2792, 2945, 2964, 3120, 3224, 3490, 3534, 3705, 3720, 3952, 4030, 4188, 4537, 4560, 4712, 4836, 4940, 5235, 5584, 5890, 5928, 6045, 6448, 6631, 6980, 7068, 7410, 7440, 7657, 8060, 8376, 8835, 9074, 9424, 9672, 9880, 10470, 10819, 11780, 11856, 12090, 13262, 13611, 13960, 14136, 14820, 15314, 16120, 16752, 17670, 18148, 19344, 19760, 19893, 20940, 21638, 22685, 22971, 23560, 24180, 26524, 27222, 27920, 28272, 29640, 30628, 32240, 32457, 33155, 35340, 36296, 38285, 39786, 41880, 43276, 45370, 45942, 47120, 48360, 53048, 54095, 54444, 59280, 61256, 64914, 66310, 68055, 70680, 72592, 76570, 79572, 83760, 86203, 86552, 90740, 91884, 96720, 99465, 106096, 108190, 108888, 114855, 122512, 129828, 132620, 136110, 140647, 141360, 153140, 159144, 162285, 172406, 173104, 181480, 183768, 198930, 205561, 216380, 217776, 229710, 258609, 259656, 265240, 272220, 281294, 306280, 318288, 324570, 344812, 362960, 367536, 397860, 411122, 421941, 431015, 432760, 459420, 517218, 519312, 530480, 544440, 562588, 612560, 616683, 649140, 689624, 703235, 795720, 822244, 843882, 862030, 865520, 918840, 1027805, 1034436, 1088880, 1125176, 1233366, 1293045, 1298280, 1379248, 1406470, 1591440, 1644488, 1687764, 1724060, 1837680, 2055610, 2068872, 2109705, 2250352, 2466732, 2586090, 2596560, 2672293, 2812940, 3083415, 3288976, 3375528, 3448120, 4111220, 4137744, 4219410, 4933464, 5172180, 5344586, 5625880, 6166830, 6751056, 6896240, 8016879, 8222440, 8438820, 9866928, 10344360, 10689172, 11251760, 12333660, 13361465, 16033758, 16444880, 16877640, 20688720, 21378344, 24667320, 26722930, 32067516, 33755280, 40084395, 42756688, 49334640, 53445860, 64135032, 80168790, 106891720, 128270064, 160337580, 213783440, 320675160, 641350320]

約数ペア:

[(1, 641350320), (2, 320675160), (3, 213783440), (4, 160337580), (5, 128270064), (6, 106891720), (8, 80168790), (10, 64135032), (12, 53445860), (13, 49334640), (15, 42756688), (16, 40084395), (19, 33755280), (20, 32067516), (24, 26722930), (26, 24667320), (30, 21378344), (31, 20688720), (38, 16877640), (39, 16444880), (40, 16033758), (48, 13361465), (52, 12333660), (57, 11251760), (60, 10689172), (62, 10344360), (65, 9866928), (76, 8438820), (78, 8222440), (80, 8016879), (93, 6896240), (95, 6751056), (104, 6166830), (114, 5625880), (120, 5344586), (124, 5172180), (130, 4933464), (152, 4219410), (155, 4137744), (156, 4111220), (186, 3448120), (190, 3375528), (195, 3288976), (208, 3083415), (228, 2812940), (240, 2672293), (247, 2596560), (248, 2586090), (260, 2466732), (285, 2250352), (304, 2109705), (310, 2068872), (312, 2055610), (349, 1837680), (372, 1724060), (380, 1687764), (390, 1644488), (403, 1591440), (456, 1406470), (465, 1379248), (494, 1298280), (496, 1293045), (520, 1233366), (570, 1125176), (589, 1088880), (620, 1034436), (624, 1027805), (698, 918840), (741, 865520), (744, 862030), (760, 843882), (780, 822244), (806, 795720), (912, 703235), (930, 689624), (988, 649140), (1040, 616683), (1047, 612560), (1140, 562588), (1178, 544440), (1209, 530480), (1235, 519312), (1240, 517218), (1396, 459420), (1482, 432760), (1488, 431015), (1520, 421941), (1560, 411122), (1612, 397860), (1745, 367536), (1767, 362960), (1860, 344812), (1976, 324570), (2015, 318288), (2094, 306280), (2280, 281294), (2356, 272220), (2418, 265240), (2470, 259656), (2480, 258609), (2792, 229710), (2945, 217776), (2964, 216380), (3120, 205561), (3224, 198930), (3490, 183768), (3534, 181480), (3705, 173104), (3720, 172406), (3952, 162285), (4030, 159144), (4188, 153140), (4537, 141360), (4560, 140647), (4712, 136110), (4836, 132620), (4940, 129828), (5235, 122512), (5584, 114855), (5890, 108888), (5928, 108190), (6045, 106096), (6448, 99465), (6631, 96720), (6980, 91884), (7068, 90740), (7410, 86552), (7440, 86203), (7657, 83760), (8060, 79572), (8376, 76570), (8835, 72592), (9074, 70680), (9424, 68055), (9672, 66310), (9880, 64914), (10470, 61256), (10819, 59280), (11780, 54444), (11856, 54095), (12090, 53048), (13262, 48360), (13611, 47120), (13960, 45942), (14136, 45370), (14820, 43276), (15314, 41880), (16120, 39786), (16752, 38285), (17670, 36296), (18148, 35340), (19344, 33155), (19760, 32457), (19893, 32240), (20940, 30628), (21638, 29640), (22685, 28272), (22971, 27920), (23560, 27222), (24180, 26524)]