160128640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1153}}^1$

素因数の和:1210

約数の個数: 128

約数和(自身を含む): 451998720

約数和(自身を除く): 291870080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1153, 1240, 1736, 1984, 2170, 2240, 2306, 2480, 3472, 3968, 4340, 4480, 4612, 4960, 5765, 6944, 8071, 8680, 9224, 9920, 11530, 13888, 16142, 17360, 18448, 19840, 23060, 27776, 32284, 34720, 35743, 36896, 40355, 46120, 64568, 69440, 71486, 73792, 80710, 92240, 129136, 138880, 142972, 147584, 161420, 178715, 184480, 250201, 258272, 285944, 322840, 357430, 368960, 500402, 516544, 571888, 645680, 714860, 737920, 1000804, 1033088, 1143776, 1251005, 1291360, 1429720, 2001608, 2287552, 2502010, 2582720, 2859440, 4003216, 4575104, 5004020, 5165440, 5718880, 8006432, 10008040, 11437760, 16012864, 20016080, 22875520, 32025728, 40032160, 80064320, 160128640]

約数ペア:

[(1, 160128640), (2, 80064320), (4, 40032160), (5, 32025728), (7, 22875520), (8, 20016080), (10, 16012864), (14, 11437760), (16, 10008040), (20, 8006432), (28, 5718880), (31, 5165440), (32, 5004020), (35, 4575104), (40, 4003216), (56, 2859440), (62, 2582720), (64, 2502010), (70, 2287552), (80, 2001608), (112, 1429720), (124, 1291360), (128, 1251005), (140, 1143776), (155, 1033088), (160, 1000804), (217, 737920), (224, 714860), (248, 645680), (280, 571888), (310, 516544), (320, 500402), (434, 368960), (448, 357430), (496, 322840), (560, 285944), (620, 258272), (640, 250201), (868, 184480), (896, 178715), (992, 161420), (1085, 147584), (1120, 142972), (1153, 138880), (1240, 129136), (1736, 92240), (1984, 80710), (2170, 73792), (2240, 71486), (2306, 69440), (2480, 64568), (3472, 46120), (3968, 40355), (4340, 36896), (4480, 35743), (4612, 34720), (4960, 32284), (5765, 27776), (6944, 23060), (8071, 19840), (8680, 18448), (9224, 17360), (9920, 16142), (11530, 13888)]