197899440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43399}}^1$

素因数の和:43434

約数の個数: 80

約数和(自身を含む): 645792000

約数和(自身を除く): 447892560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 43399, 86798, 130197, 173596, 216995, 260394, 347192, 433990, 520788, 650985, 694384, 824581, 867980, 1041576, 1301970, 1649162, 1735960, 2083152, 2473743, 2603940, 3298324, 3471920, 4122905, 4947486, 5207880, 6596648, 8245810, 9894972, 10415760, 12368715, 13193296, 16491620, 19789944, 24737430, 32983240, 39579888, 49474860, 65966480, 98949720, 197899440]

約数ペア:

[(1, 197899440), (2, 98949720), (3, 65966480), (4, 49474860), (5, 39579888), (6, 32983240), (8, 24737430), (10, 19789944), (12, 16491620), (15, 13193296), (16, 12368715), (19, 10415760), (20, 9894972), (24, 8245810), (30, 6596648), (38, 5207880), (40, 4947486), (48, 4122905), (57, 3471920), (60, 3298324), (76, 2603940), (80, 2473743), (95, 2083152), (114, 1735960), (120, 1649162), (152, 1301970), (190, 1041576), (228, 867980), (240, 824581), (285, 694384), (304, 650985), (380, 520788), (456, 433990), (570, 347192), (760, 260394), (912, 216995), (1140, 173596), (1520, 130197), (2280, 86798), (4560, 43399)]