7821840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:161

約数の個数: 160

約数和(自身を含む): 27498240

約数和(自身を除く): 19676400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 39, 40, 46, 48, 52, 60, 65, 69, 78, 80, 92, 104, 109, 115, 120, 130, 138, 156, 184, 195, 208, 218, 230, 240, 260, 276, 299, 312, 327, 345, 368, 390, 436, 460, 520, 545, 552, 598, 624, 654, 690, 780, 872, 897, 920, 1040, 1090, 1104, 1196, 1308, 1380, 1417, 1495, 1560, 1635, 1744, 1794, 1840, 2180, 2392, 2507, 2616, 2760, 2834, 2990, 3120, 3270, 3588, 4251, 4360, 4485, 4784, 5014, 5232, 5520, 5668, 5980, 6540, 7085, 7176, 7521, 8502, 8720, 8970, 10028, 11336, 11960, 12535, 13080, 14170, 14352, 15042, 17004, 17940, 20056, 21255, 22672, 23920, 25070, 26160, 28340, 30084, 32591, 34008, 35880, 37605, 40112, 42510, 50140, 56680, 60168, 65182, 68016, 71760, 75210, 85020, 97773, 100280, 113360, 120336, 130364, 150420, 162955, 170040, 195546, 200560, 260728, 300840, 325910, 340080, 391092, 488865, 521456, 601680, 651820, 782184, 977730, 1303640, 1564368, 1955460, 2607280, 3910920, 7821840]

約数ペア:

[(1, 7821840), (2, 3910920), (3, 2607280), (4, 1955460), (5, 1564368), (6, 1303640), (8, 977730), (10, 782184), (12, 651820), (13, 601680), (15, 521456), (16, 488865), (20, 391092), (23, 340080), (24, 325910), (26, 300840), (30, 260728), (39, 200560), (40, 195546), (46, 170040), (48, 162955), (52, 150420), (60, 130364), (65, 120336), (69, 113360), (78, 100280), (80, 97773), (92, 85020), (104, 75210), (109, 71760), (115, 68016), (120, 65182), (130, 60168), (138, 56680), (156, 50140), (184, 42510), (195, 40112), (208, 37605), (218, 35880), (230, 34008), (240, 32591), (260, 30084), (276, 28340), (299, 26160), (312, 25070), (327, 23920), (345, 22672), (368, 21255), (390, 20056), (436, 17940), (460, 17004), (520, 15042), (545, 14352), (552, 14170), (598, 13080), (624, 12535), (654, 11960), (690, 11336), (780, 10028), (872, 8970), (897, 8720), (920, 8502), (1040, 7521), (1090, 7176), (1104, 7085), (1196, 6540), (1308, 5980), (1380, 5668), (1417, 5520), (1495, 5232), (1560, 5014), (1635, 4784), (1744, 4485), (1794, 4360), (1840, 4251), (2180, 3588), (2392, 3270), (2507, 3120), (2616, 2990), (2760, 2834)]