18442320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:309

約数の個数: 160

約数和(自身を含む): 64495872

約数和(自身を除く): 46053552

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, 115, 120, 130, 138, 156, 184, 195, 208, 230, 240, 257, 260, 276, 299, 312, 345, 368, 390, 460, 514, 520, 552, 598, 624, 690, 771, 780, 897, 920, 1028, 1040, 1104, 1196, 1285, 1380, 1495, 1542, 1560, 1794, 1840, 2056, 2392, 2570, 2760, 2990, 3084, 3120, 3341, 3588, 3855, 4112, 4485, 4784, 5140, 5520, 5911, 5980, 6168, 6682, 7176, 7710, 8970, 10023, 10280, 11822, 11960, 12336, 13364, 14352, 15420, 16705, 17733, 17940, 20046, 20560, 23644, 23920, 26728, 29555, 30840, 33410, 35466, 35880, 40092, 47288, 50115, 53456, 59110, 61680, 66820, 70932, 71760, 76843, 80184, 88665, 94576, 100230, 118220, 133640, 141864, 153686, 160368, 177330, 200460, 230529, 236440, 267280, 283728, 307372, 354660, 384215, 400920, 461058, 472880, 614744, 709320, 768430, 801840, 922116, 1152645, 1229488, 1418640, 1536860, 1844232, 2305290, 3073720, 3688464, 4610580, 6147440, 9221160, 18442320]

約数ペア:

[(1, 18442320), (2, 9221160), (3, 6147440), (4, 4610580), (5, 3688464), (6, 3073720), (8, 2305290), (10, 1844232), (12, 1536860), (13, 1418640), (15, 1229488), (16, 1152645), (20, 922116), (23, 801840), (24, 768430), (26, 709320), (30, 614744), (39, 472880), (40, 461058), (46, 400920), (48, 384215), (52, 354660), (60, 307372), (65, 283728), (69, 267280), (78, 236440), (80, 230529), (92, 200460), (104, 177330), (115, 160368), (120, 153686), (130, 141864), (138, 133640), (156, 118220), (184, 100230), (195, 94576), (208, 88665), (230, 80184), (240, 76843), (257, 71760), (260, 70932), (276, 66820), (299, 61680), (312, 59110), (345, 53456), (368, 50115), (390, 47288), (460, 40092), (514, 35880), (520, 35466), (552, 33410), (598, 30840), (624, 29555), (690, 26728), (771, 23920), (780, 23644), (897, 20560), (920, 20046), (1028, 17940), (1040, 17733), (1104, 16705), (1196, 15420), (1285, 14352), (1380, 13364), (1495, 12336), (1542, 11960), (1560, 11822), (1794, 10280), (1840, 10023), (2056, 8970), (2392, 7710), (2570, 7176), (2760, 6682), (2990, 6168), (3084, 5980), (3120, 5911), (3341, 5520), (3588, 5140), (3855, 4784), (4112, 4485)]