857694960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20899}}^1$

素因数の和:20940

約数の個数: 160

約数和(自身を含む): 3109920000

約数和(自身を除く): 2252225040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 108, 114, 120, 135, 144, 152, 171, 180, 190, 216, 228, 240, 270, 285, 304, 342, 360, 380, 432, 456, 513, 540, 570, 684, 720, 760, 855, 912, 1026, 1080, 1140, 1368, 1520, 1710, 2052, 2160, 2280, 2565, 2736, 3420, 4104, 4560, 5130, 6840, 8208, 10260, 13680, 20520, 20899, 41040, 41798, 62697, 83596, 104495, 125394, 167192, 188091, 208990, 250788, 313485, 334384, 376182, 397081, 417980, 501576, 564273, 626970, 752364, 794162, 835960, 940455, 1003152, 1128546, 1191243, 1253940, 1504728, 1588324, 1671920, 1880910, 1985405, 2257092, 2382486, 2507880, 2821365, 3009456, 3176648, 3573729, 3761820, 3970810, 4514184, 4764972, 5015760, 5642730, 5956215, 6353296, 7147458, 7523640, 7941620, 9028368, 9529944, 10721187, 11285460, 11912430, 14294916, 15047280, 15883240, 17868645, 19059888, 21442374, 22570920, 23824860, 28589832, 31766480, 35737290, 42884748, 45141840, 47649720, 53605935, 57179664, 71474580, 85769496, 95299440, 107211870, 142949160, 171538992, 214423740, 285898320, 428847480, 857694960]

約数ペア:

[(1, 857694960), (2, 428847480), (3, 285898320), (4, 214423740), (5, 171538992), (6, 142949160), (8, 107211870), (9, 95299440), (10, 85769496), (12, 71474580), (15, 57179664), (16, 53605935), (18, 47649720), (19, 45141840), (20, 42884748), (24, 35737290), (27, 31766480), (30, 28589832), (36, 23824860), (38, 22570920), (40, 21442374), (45, 19059888), (48, 17868645), (54, 15883240), (57, 15047280), (60, 14294916), (72, 11912430), (76, 11285460), (80, 10721187), (90, 9529944), (95, 9028368), (108, 7941620), (114, 7523640), (120, 7147458), (135, 6353296), (144, 5956215), (152, 5642730), (171, 5015760), (180, 4764972), (190, 4514184), (216, 3970810), (228, 3761820), (240, 3573729), (270, 3176648), (285, 3009456), (304, 2821365), (342, 2507880), (360, 2382486), (380, 2257092), (432, 1985405), (456, 1880910), (513, 1671920), (540, 1588324), (570, 1504728), (684, 1253940), (720, 1191243), (760, 1128546), (855, 1003152), (912, 940455), (1026, 835960), (1080, 794162), (1140, 752364), (1368, 626970), (1520, 564273), (1710, 501576), (2052, 417980), (2160, 397081), (2280, 376182), (2565, 334384), (2736, 313485), (3420, 250788), (4104, 208990), (4560, 188091), (5130, 167192), (6840, 125394), (8208, 104495), (10260, 83596), (13680, 62697), (20520, 41798), (20899, 41040)]