838653660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1801}}^1$

素因数の和:2028

約数の個数: 144

約数和(自身を含む): 2754897600

約数和(自身を除く): 1916243940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 199, 234, 260, 390, 398, 468, 585, 597, 780, 796, 995, 1170, 1194, 1791, 1801, 1990, 2340, 2388, 2587, 2985, 3582, 3602, 3980, 5174, 5403, 5970, 7164, 7204, 7761, 8955, 9005, 10348, 10806, 11940, 12935, 15522, 16209, 17910, 18010, 21612, 23283, 23413, 25870, 27015, 31044, 32418, 35820, 36020, 38805, 46566, 46826, 51740, 54030, 64836, 70239, 77610, 81045, 93132, 93652, 108060, 116415, 117065, 140478, 155220, 162090, 210717, 232830, 234130, 280956, 324180, 351195, 358399, 421434, 465660, 468260, 702390, 716798, 842868, 1053585, 1075197, 1404780, 1433596, 1791995, 2107170, 2150394, 3225591, 3583990, 4214340, 4300788, 4659187, 5375985, 6451182, 7167980, 9318374, 10751970, 12902364, 13977561, 16127955, 18636748, 21503940, 23295935, 27955122, 32255910, 41932683, 46591870, 55910244, 64511820, 69887805, 83865366, 93183740, 139775610, 167730732, 209663415, 279551220, 419326830, 838653660]

約数ペア:

[(1, 838653660), (2, 419326830), (3, 279551220), (4, 209663415), (5, 167730732), (6, 139775610), (9, 93183740), (10, 83865366), (12, 69887805), (13, 64511820), (15, 55910244), (18, 46591870), (20, 41932683), (26, 32255910), (30, 27955122), (36, 23295935), (39, 21503940), (45, 18636748), (52, 16127955), (60, 13977561), (65, 12902364), (78, 10751970), (90, 9318374), (117, 7167980), (130, 6451182), (156, 5375985), (180, 4659187), (195, 4300788), (199, 4214340), (234, 3583990), (260, 3225591), (390, 2150394), (398, 2107170), (468, 1791995), (585, 1433596), (597, 1404780), (780, 1075197), (796, 1053585), (995, 842868), (1170, 716798), (1194, 702390), (1791, 468260), (1801, 465660), (1990, 421434), (2340, 358399), (2388, 351195), (2587, 324180), (2985, 280956), (3582, 234130), (3602, 232830), (3980, 210717), (5174, 162090), (5403, 155220), (5970, 140478), (7164, 117065), (7204, 116415), (7761, 108060), (8955, 93652), (9005, 93132), (10348, 81045), (10806, 77610), (11940, 70239), (12935, 64836), (15522, 54030), (16209, 51740), (17910, 46826), (18010, 46566), (21612, 38805), (23283, 36020), (23413, 35820), (25870, 32418), (27015, 31044)]