2019901950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1049}}^1$

素因数の和:1467

約数の個数: 144

約数和(自身を含む): 5941026000

約数和(自身を除く): 3921124050

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 55, 66, 75, 90, 99, 110, 150, 165, 198, 225, 275, 330, 389, 450, 495, 550, 778, 825, 990, 1049, 1167, 1650, 1945, 2098, 2334, 2475, 3147, 3501, 3890, 4279, 4950, 5245, 5835, 6294, 7002, 8558, 9441, 9725, 10490, 11539, 11670, 12837, 15735, 17505, 18882, 19450, 21395, 23078, 25674, 26225, 29175, 31470, 34617, 35010, 38511, 42790, 47205, 52450, 57695, 58350, 64185, 69234, 77022, 78675, 87525, 94410, 103851, 106975, 115390, 128370, 157350, 173085, 175050, 192555, 207702, 213950, 236025, 288475, 320925, 346170, 385110, 408061, 472050, 519255, 576950, 641850, 816122, 865425, 962775, 1038510, 1224183, 1730850, 1925550, 2040305, 2448366, 2596275, 3672549, 4080610, 4488671, 5192550, 6120915, 7345098, 8977342, 10201525, 12241830, 13466013, 18362745, 20403050, 22443355, 26932026, 30604575, 36725490, 40398039, 44886710, 61209150, 67330065, 80796078, 91813725, 112216775, 134660130, 183627450, 201990195, 224433550, 336650325, 403980390, 673300650, 1009950975, 2019901950]

約数ペア:

[(1, 2019901950), (2, 1009950975), (3, 673300650), (5, 403980390), (6, 336650325), (9, 224433550), (10, 201990195), (11, 183627450), (15, 134660130), (18, 112216775), (22, 91813725), (25, 80796078), (30, 67330065), (33, 61209150), (45, 44886710), (50, 40398039), (55, 36725490), (66, 30604575), (75, 26932026), (90, 22443355), (99, 20403050), (110, 18362745), (150, 13466013), (165, 12241830), (198, 10201525), (225, 8977342), (275, 7345098), (330, 6120915), (389, 5192550), (450, 4488671), (495, 4080610), (550, 3672549), (778, 2596275), (825, 2448366), (990, 2040305), (1049, 1925550), (1167, 1730850), (1650, 1224183), (1945, 1038510), (2098, 962775), (2334, 865425), (2475, 816122), (3147, 641850), (3501, 576950), (3890, 519255), (4279, 472050), (4950, 408061), (5245, 385110), (5835, 346170), (6294, 320925), (7002, 288475), (8558, 236025), (9441, 213950), (9725, 207702), (10490, 192555), (11539, 175050), (11670, 173085), (12837, 157350), (15735, 128370), (17505, 115390), (18882, 106975), (19450, 103851), (21395, 94410), (23078, 87525), (25674, 78675), (26225, 77022), (29175, 69234), (31470, 64185), (34617, 58350), (35010, 57695), (38511, 52450), (42790, 47205)]