1161720420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{2971}}^1$

素因数の和:3023

約数の個数: 192

約数和(自身を含む): 3994368000

約数和(自身を除く): 2832647580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 343, 380, 399, 420, 490, 532, 570, 588, 665, 686, 735, 798, 931, 980, 1029, 1140, 1330, 1372, 1470, 1596, 1715, 1862, 1995, 2058, 2660, 2793, 2940, 2971, 3430, 3724, 3990, 4116, 4655, 5145, 5586, 5942, 6517, 6860, 7980, 8913, 9310, 10290, 11172, 11884, 13034, 13965, 14855, 17826, 18620, 19551, 20580, 20797, 26068, 27930, 29710, 32585, 35652, 39102, 41594, 44565, 55860, 56449, 59420, 62391, 65170, 78204, 83188, 89130, 97755, 103985, 112898, 124782, 130340, 145579, 169347, 178260, 195510, 207970, 225796, 249564, 282245, 291158, 311955, 338694, 391020, 395143, 415940, 436737, 564490, 582316, 623910, 677388, 727895, 790286, 846735, 873474, 1019053, 1128980, 1185429, 1247820, 1455790, 1580572, 1693470, 1746948, 1975715, 2038106, 2183685, 2370858, 2766001, 2911580, 3057159, 3386940, 3951430, 4076212, 4367370, 4741716, 5095265, 5532002, 5927145, 6114318, 7902860, 8298003, 8734740, 10190530, 11064004, 11854290, 12228636, 13830005, 15285795, 16596006, 19362007, 20381060, 23708580, 27660010, 30571590, 33192012, 38724014, 41490015, 55320020, 58086021, 61143180, 77448028, 82980030, 96810035, 116172042, 165960060, 193620070, 232344084, 290430105, 387240140, 580860210, 1161720420]

約数ペア:

[(1, 1161720420), (2, 580860210), (3, 387240140), (4, 290430105), (5, 232344084), (6, 193620070), (7, 165960060), (10, 116172042), (12, 96810035), (14, 82980030), (15, 77448028), (19, 61143180), (20, 58086021), (21, 55320020), (28, 41490015), (30, 38724014), (35, 33192012), (38, 30571590), (42, 27660010), (49, 23708580), (57, 20381060), (60, 19362007), (70, 16596006), (76, 15285795), (84, 13830005), (95, 12228636), (98, 11854290), (105, 11064004), (114, 10190530), (133, 8734740), (140, 8298003), (147, 7902860), (190, 6114318), (196, 5927145), (210, 5532002), (228, 5095265), (245, 4741716), (266, 4367370), (285, 4076212), (294, 3951430), (343, 3386940), (380, 3057159), (399, 2911580), (420, 2766001), (490, 2370858), (532, 2183685), (570, 2038106), (588, 1975715), (665, 1746948), (686, 1693470), (735, 1580572), (798, 1455790), (931, 1247820), (980, 1185429), (1029, 1128980), (1140, 1019053), (1330, 873474), (1372, 846735), (1470, 790286), (1596, 727895), (1715, 677388), (1862, 623910), (1995, 582316), (2058, 564490), (2660, 436737), (2793, 415940), (2940, 395143), (2971, 391020), (3430, 338694), (3724, 311955), (3990, 291158), (4116, 282245), (4655, 249564), (5145, 225796), (5586, 207970), (5942, 195510), (6517, 178260), (6860, 169347), (7980, 145579), (8913, 130340), (9310, 124782), (10290, 112898), (11172, 103985), (11884, 97755), (13034, 89130), (13965, 83188), (14855, 78204), (17826, 65170), (18620, 62391), (19551, 59420), (20580, 56449), (20797, 55860), (26068, 44565), (27930, 41594), (29710, 39102), (32585, 35652)]