42729280

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 112

約数和(自身を含む): 113385600

約数和(自身を除く): 70656320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 64, 80, 88, 110, 122, 160, 176, 199, 220, 244, 305, 320, 352, 398, 440, 488, 610, 671, 704, 796, 880, 976, 995, 1220, 1342, 1592, 1760, 1952, 1990, 2189, 2440, 2684, 3184, 3355, 3520, 3904, 3980, 4378, 4880, 5368, 6368, 6710, 7960, 8756, 9760, 10736, 10945, 12139, 12736, 13420, 15920, 17512, 19520, 21472, 21890, 24278, 26840, 31840, 35024, 42944, 43780, 48556, 53680, 60695, 63680, 70048, 87560, 97112, 107360, 121390, 133529, 140096, 175120, 194224, 214720, 242780, 267058, 350240, 388448, 485560, 534116, 667645, 700480, 776896, 971120, 1068232, 1335290, 1942240, 2136464, 2670580, 3884480, 4272928, 5341160, 8545856, 10682320, 21364640, 42729280]

約数ペア:

[(1, 42729280), (2, 21364640), (4, 10682320), (5, 8545856), (8, 5341160), (10, 4272928), (11, 3884480), (16, 2670580), (20, 2136464), (22, 1942240), (32, 1335290), (40, 1068232), (44, 971120), (55, 776896), (61, 700480), (64, 667645), (80, 534116), (88, 485560), (110, 388448), (122, 350240), (160, 267058), (176, 242780), (199, 214720), (220, 194224), (244, 175120), (305, 140096), (320, 133529), (352, 121390), (398, 107360), (440, 97112), (488, 87560), (610, 70048), (671, 63680), (704, 60695), (796, 53680), (880, 48556), (976, 43780), (995, 42944), (1220, 35024), (1342, 31840), (1592, 26840), (1760, 24278), (1952, 21890), (1990, 21472), (2189, 19520), (2440, 17512), (2684, 15920), (3184, 13420), (3355, 12736), (3520, 12139), (3904, 10945), (3980, 10736), (4378, 9760), (4880, 8756), (5368, 7960), (6368, 6710)]