38278240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:285

約数の個数: 192

約数和(自身を含む): 121927680

約数和(自身を除く): 83649440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 160, 176, 182, 208, 220, 224, 239, 260, 280, 286, 308, 352, 364, 385, 416, 440, 455, 478, 520, 560, 572, 616, 715, 728, 770, 880, 910, 956, 1001, 1040, 1120, 1144, 1195, 1232, 1430, 1456, 1540, 1673, 1760, 1820, 1912, 2002, 2080, 2288, 2390, 2464, 2629, 2860, 2912, 3080, 3107, 3346, 3640, 3824, 4004, 4576, 4780, 5005, 5258, 5720, 6160, 6214, 6692, 7280, 7648, 8008, 8365, 9560, 10010, 10516, 11440, 12320, 12428, 13145, 13384, 14560, 15535, 16016, 16730, 18403, 19120, 20020, 21032, 21749, 22880, 24856, 26290, 26768, 31070, 32032, 33460, 34177, 36806, 38240, 40040, 42064, 43498, 49712, 52580, 53536, 62140, 66920, 68354, 73612, 80080, 84128, 86996, 92015, 99424, 105160, 108745, 124280, 133840, 136708, 147224, 160160, 170885, 173992, 184030, 210320, 217490, 239239, 248560, 267680, 273416, 294448, 341770, 347984, 368060, 420640, 434980, 478478, 497120, 546832, 588896, 683540, 695968, 736120, 869960, 956956, 1093664, 1196195, 1367080, 1472240, 1739920, 1913912, 2392390, 2734160, 2944480, 3479840, 3827824, 4784780, 5468320, 7655648, 9569560, 19139120, 38278240]

約数ペア:

[(1, 38278240), (2, 19139120), (4, 9569560), (5, 7655648), (7, 5468320), (8, 4784780), (10, 3827824), (11, 3479840), (13, 2944480), (14, 2734160), (16, 2392390), (20, 1913912), (22, 1739920), (26, 1472240), (28, 1367080), (32, 1196195), (35, 1093664), (40, 956956), (44, 869960), (52, 736120), (55, 695968), (56, 683540), (65, 588896), (70, 546832), (77, 497120), (80, 478478), (88, 434980), (91, 420640), (104, 368060), (110, 347984), (112, 341770), (130, 294448), (140, 273416), (143, 267680), (154, 248560), (160, 239239), (176, 217490), (182, 210320), (208, 184030), (220, 173992), (224, 170885), (239, 160160), (260, 147224), (280, 136708), (286, 133840), (308, 124280), (352, 108745), (364, 105160), (385, 99424), (416, 92015), (440, 86996), (455, 84128), (478, 80080), (520, 73612), (560, 68354), (572, 66920), (616, 62140), (715, 53536), (728, 52580), (770, 49712), (880, 43498), (910, 42064), (956, 40040), (1001, 38240), (1040, 36806), (1120, 34177), (1144, 33460), (1195, 32032), (1232, 31070), (1430, 26768), (1456, 26290), (1540, 24856), (1673, 22880), (1760, 21749), (1820, 21032), (1912, 20020), (2002, 19120), (2080, 18403), (2288, 16730), (2390, 16016), (2464, 15535), (2629, 14560), (2860, 13384), (2912, 13145), (3080, 12428), (3107, 12320), (3346, 11440), (3640, 10516), (3824, 10010), (4004, 9560), (4576, 8365), (4780, 8008), (5005, 7648), (5258, 7280), (5720, 6692), (6160, 6214)]