201990311440

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{367}}^1\times {\mathrm{569}}^1$

素因数の和:1169

約数の個数: 160

約数和(自身を含む): 480357112320

約数和(自身を除く): 278366800880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 113, 214, 226, 367, 428, 452, 535, 565, 569, 734, 856, 904, 1070, 1130, 1138, 1468, 1712, 1808, 1835, 2140, 2260, 2276, 2845, 2936, 3670, 4280, 4520, 4552, 5690, 5872, 7340, 8560, 9040, 9104, 11380, 12091, 14680, 22760, 24182, 29360, 39269, 41471, 45520, 48364, 60455, 60883, 64297, 78538, 82942, 96728, 120910, 121766, 128594, 157076, 165884, 193456, 196345, 207355, 208823, 241820, 243532, 257188, 304415, 314152, 321485, 331768, 392690, 414710, 417646, 483640, 487064, 514376, 608830, 628304, 642970, 663536, 785380, 829420, 835292, 967280, 974128, 1028752, 1044115, 1217660, 1285940, 1570760, 1658840, 1670584, 2088230, 2435320, 2571880, 3141520, 3317680, 3341168, 4176460, 4437397, 4870640, 5143760, 6879779, 8352920, 8874794, 13759558, 16705840, 17749588, 22186985, 22344061, 23596999, 27519116, 34398895, 35499176, 44373970, 44688122, 47193998, 55038232, 68797790, 70998352, 88747940, 89376244, 94387996, 110076464, 111720305, 117984995, 137595580, 177495880, 178752488, 188775992, 223440610, 235969990, 275191160, 354991760, 357504976, 377551984, 446881220, 471939980, 550382320, 893762440, 943879960, 1787524880, 1887759920, 2524878893, 5049757786, 10099515572, 12624394465, 20199031144, 25248788930, 40398062288, 50497577860, 100995155720, 201990311440]

約数ペア:

[(1, 201990311440), (2, 100995155720), (4, 50497577860), (5, 40398062288), (8, 25248788930), (10, 20199031144), (16, 12624394465), (20, 10099515572), (40, 5049757786), (80, 2524878893), (107, 1887759920), (113, 1787524880), (214, 943879960), (226, 893762440), (367, 550382320), (428, 471939980), (452, 446881220), (535, 377551984), (565, 357504976), (569, 354991760), (734, 275191160), (856, 235969990), (904, 223440610), (1070, 188775992), (1130, 178752488), (1138, 177495880), (1468, 137595580), (1712, 117984995), (1808, 111720305), (1835, 110076464), (2140, 94387996), (2260, 89376244), (2276, 88747940), (2845, 70998352), (2936, 68797790), (3670, 55038232), (4280, 47193998), (4520, 44688122), (4552, 44373970), (5690, 35499176), (5872, 34398895), (7340, 27519116), (8560, 23596999), (9040, 22344061), (9104, 22186985), (11380, 17749588), (12091, 16705840), (14680, 13759558), (22760, 8874794), (24182, 8352920), (29360, 6879779), (39269, 5143760), (41471, 4870640), (45520, 4437397), (48364, 4176460), (60455, 3341168), (60883, 3317680), (64297, 3141520), (78538, 2571880), (82942, 2435320), (96728, 2088230), (120910, 1670584), (121766, 1658840), (128594, 1570760), (157076, 1285940), (165884, 1217660), (193456, 1044115), (196345, 1028752), (207355, 974128), (208823, 967280), (241820, 835292), (243532, 829420), (257188, 785380), (304415, 663536), (314152, 642970), (321485, 628304), (331768, 608830), (392690, 514376), (414710, 487064), (417646, 483640)]