15240680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:163

約数の個数: 128

約数和(自身を含む): 43545600

約数和(自身を除く): 28304920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 53, 56, 65, 70, 79, 91, 104, 106, 130, 140, 158, 182, 212, 260, 265, 280, 316, 364, 371, 395, 424, 455, 520, 530, 553, 632, 689, 728, 742, 790, 910, 1027, 1060, 1106, 1378, 1484, 1580, 1820, 1855, 2054, 2120, 2212, 2756, 2765, 2968, 3160, 3445, 3640, 3710, 4108, 4187, 4424, 4823, 5135, 5512, 5530, 6890, 7189, 7420, 8216, 8374, 9646, 10270, 11060, 13780, 14378, 14840, 16748, 19292, 20540, 20935, 22120, 24115, 27560, 28756, 29309, 33496, 35945, 38584, 41080, 41870, 48230, 54431, 57512, 58618, 71890, 83740, 96460, 108862, 117236, 143780, 146545, 167480, 192920, 217724, 234472, 272155, 287560, 293090, 381017, 435448, 544310, 586180, 762034, 1088620, 1172360, 1524068, 1905085, 2177240, 3048136, 3810170, 7620340, 15240680]

約数ペア:

[(1, 15240680), (2, 7620340), (4, 3810170), (5, 3048136), (7, 2177240), (8, 1905085), (10, 1524068), (13, 1172360), (14, 1088620), (20, 762034), (26, 586180), (28, 544310), (35, 435448), (40, 381017), (52, 293090), (53, 287560), (56, 272155), (65, 234472), (70, 217724), (79, 192920), (91, 167480), (104, 146545), (106, 143780), (130, 117236), (140, 108862), (158, 96460), (182, 83740), (212, 71890), (260, 58618), (265, 57512), (280, 54431), (316, 48230), (364, 41870), (371, 41080), (395, 38584), (424, 35945), (455, 33496), (520, 29309), (530, 28756), (553, 27560), (632, 24115), (689, 22120), (728, 20935), (742, 20540), (790, 19292), (910, 16748), (1027, 14840), (1060, 14378), (1106, 13780), (1378, 11060), (1484, 10270), (1580, 9646), (1820, 8374), (1855, 8216), (2054, 7420), (2120, 7189), (2212, 6890), (2756, 5530), (2765, 5512), (2968, 5135), (3160, 4823), (3445, 4424), (3640, 4187), (3710, 4108)]