68451240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3989}}^1$

素因数の和:4027

約数の個数: 128

約数和(自身を含む): 241315200

約数和(自身を除く): 172863960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 3989, 4290, 5720, 7978, 8580, 11967, 15956, 17160, 19945, 23934, 31912, 39890, 43879, 47868, 51857, 59835, 79780, 87758, 95736, 103714, 119670, 131637, 155571, 159560, 175516, 207428, 219395, 239340, 259285, 263274, 311142, 351032, 414856, 438790, 478680, 518570, 526548, 570427, 622284, 658185, 777855, 877580, 1037140, 1053096, 1140854, 1244568, 1316370, 1555710, 1711281, 1755160, 2074280, 2281708, 2632740, 2852135, 3111420, 3422562, 4563416, 5265480, 5704270, 6222840, 6845124, 8556405, 11408540, 13690248, 17112810, 22817080, 34225620, 68451240]

約数ペア:

[(1, 68451240), (2, 34225620), (3, 22817080), (4, 17112810), (5, 13690248), (6, 11408540), (8, 8556405), (10, 6845124), (11, 6222840), (12, 5704270), (13, 5265480), (15, 4563416), (20, 3422562), (22, 3111420), (24, 2852135), (26, 2632740), (30, 2281708), (33, 2074280), (39, 1755160), (40, 1711281), (44, 1555710), (52, 1316370), (55, 1244568), (60, 1140854), (65, 1053096), (66, 1037140), (78, 877580), (88, 777855), (104, 658185), (110, 622284), (120, 570427), (130, 526548), (132, 518570), (143, 478680), (156, 438790), (165, 414856), (195, 351032), (220, 311142), (260, 263274), (264, 259285), (286, 239340), (312, 219395), (330, 207428), (390, 175516), (429, 159560), (440, 155571), (520, 131637), (572, 119670), (660, 103714), (715, 95736), (780, 87758), (858, 79780), (1144, 59835), (1320, 51857), (1430, 47868), (1560, 43879), (1716, 39890), (2145, 31912), (2860, 23934), (3432, 19945), (3989, 17160), (4290, 15956), (5720, 11967), (7978, 8580)]