198179880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5113}}^1$

素因数の和:5163

約数の個数: 128

約数和(自身を含む): 662774400

約数和(自身を除く): 464594520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 969, 1020, 1140, 1292, 1615, 1938, 2040, 2280, 2584, 3230, 3876, 4845, 5113, 6460, 7752, 9690, 10226, 12920, 15339, 19380, 20452, 25565, 30678, 38760, 40904, 51130, 61356, 76695, 86921, 97147, 102260, 122712, 153390, 173842, 194294, 204520, 260763, 291441, 306780, 347684, 388588, 434605, 485735, 521526, 582882, 613560, 695368, 777176, 869210, 971470, 1043052, 1165764, 1303815, 1457205, 1651499, 1738420, 1942940, 2086104, 2331528, 2607630, 2914410, 3302998, 3476840, 3885880, 4954497, 5215260, 5828820, 6605996, 8257495, 9908994, 10430520, 11657640, 13211992, 16514990, 19817988, 24772485, 33029980, 39635976, 49544970, 66059960, 99089940, 198179880]

約数ペア:

[(1, 198179880), (2, 99089940), (3, 66059960), (4, 49544970), (5, 39635976), (6, 33029980), (8, 24772485), (10, 19817988), (12, 16514990), (15, 13211992), (17, 11657640), (19, 10430520), (20, 9908994), (24, 8257495), (30, 6605996), (34, 5828820), (38, 5215260), (40, 4954497), (51, 3885880), (57, 3476840), (60, 3302998), (68, 2914410), (76, 2607630), (85, 2331528), (95, 2086104), (102, 1942940), (114, 1738420), (120, 1651499), (136, 1457205), (152, 1303815), (170, 1165764), (190, 1043052), (204, 971470), (228, 869210), (255, 777176), (285, 695368), (323, 613560), (340, 582882), (380, 521526), (408, 485735), (456, 434605), (510, 388588), (570, 347684), (646, 306780), (680, 291441), (760, 260763), (969, 204520), (1020, 194294), (1140, 173842), (1292, 153390), (1615, 122712), (1938, 102260), (2040, 97147), (2280, 86921), (2584, 76695), (3230, 61356), (3876, 51130), (4845, 40904), (5113, 38760), (6460, 30678), (7752, 25565), (9690, 20452), (10226, 19380), (12920, 15339)]