2945201220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{6389}}^1$

素因数の和:6614

約数の個数: 144

約数和(自身を含む): 9671341680

約数和(自身を除く): 6726140460

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, 197, 234, 260, 390, 394, 468, 585, 591, 780, 788, 985, 1170, 1182, 1773, 1970, 2340, 2364, 2561, 2955, 3546, 3940, 5122, 5910, 6389, 7092, 7683, 8865, 10244, 11820, 12778, 12805, 15366, 17730, 19167, 23049, 25556, 25610, 30732, 31945, 35460, 38334, 38415, 46098, 51220, 57501, 63890, 76668, 76830, 83057, 92196, 95835, 115002, 115245, 127780, 153660, 166114, 191670, 230004, 230490, 249171, 287505, 332228, 383340, 415285, 460980, 498342, 575010, 747513, 830570, 996684, 1150020, 1245855, 1258633, 1495026, 1661140, 2491710, 2517266, 2990052, 3737565, 3775899, 4983420, 5034532, 6293165, 7475130, 7551798, 11327697, 12586330, 14950260, 15103596, 16362229, 18879495, 22655394, 25172660, 32724458, 37758990, 45310788, 49086687, 56638485, 65448916, 75517980, 81811145, 98173374, 113276970, 147260061, 163622290, 196346748, 226553940, 245433435, 294520122, 327244580, 490866870, 589040244, 736300305, 981733740, 1472600610, 2945201220]

約数ペア:

[(1, 2945201220), (2, 1472600610), (3, 981733740), (4, 736300305), (5, 589040244), (6, 490866870), (9, 327244580), (10, 294520122), (12, 245433435), (13, 226553940), (15, 196346748), (18, 163622290), (20, 147260061), (26, 113276970), (30, 98173374), (36, 81811145), (39, 75517980), (45, 65448916), (52, 56638485), (60, 49086687), (65, 45310788), (78, 37758990), (90, 32724458), (117, 25172660), (130, 22655394), (156, 18879495), (180, 16362229), (195, 15103596), (197, 14950260), (234, 12586330), (260, 11327697), (390, 7551798), (394, 7475130), (468, 6293165), (585, 5034532), (591, 4983420), (780, 3775899), (788, 3737565), (985, 2990052), (1170, 2517266), (1182, 2491710), (1773, 1661140), (1970, 1495026), (2340, 1258633), (2364, 1245855), (2561, 1150020), (2955, 996684), (3546, 830570), (3940, 747513), (5122, 575010), (5910, 498342), (6389, 460980), (7092, 415285), (7683, 383340), (8865, 332228), (10244, 287505), (11820, 249171), (12778, 230490), (12805, 230004), (15366, 191670), (17730, 166114), (19167, 153660), (23049, 127780), (25556, 115245), (25610, 115002), (30732, 95835), (31945, 92196), (35460, 83057), (38334, 76830), (38415, 76668), (46098, 63890), (51220, 57501)]