7438860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:73

約数の個数: 216

約数和(自身を含む): 28160496

約数和(自身を除く): 20721636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 17, 18, 20, 22, 26, 30, 33, 34, 36, 39, 44, 45, 51, 52, 55, 60, 65, 66, 68, 78, 85, 90, 99, 102, 110, 117, 130, 132, 143, 153, 156, 165, 170, 180, 187, 195, 198, 204, 220, 221, 234, 255, 260, 286, 289, 306, 330, 340, 374, 390, 396, 429, 442, 468, 495, 510, 561, 572, 578, 585, 612, 660, 663, 715, 748, 765, 780, 858, 867, 884, 935, 990, 1020, 1105, 1122, 1156, 1170, 1287, 1326, 1430, 1445, 1530, 1683, 1716, 1734, 1870, 1980, 1989, 2145, 2210, 2244, 2340, 2431, 2574, 2601, 2652, 2805, 2860, 2890, 3060, 3179, 3315, 3366, 3468, 3740, 3757, 3978, 4290, 4335, 4420, 4862, 5148, 5202, 5610, 5780, 6358, 6435, 6630, 6732, 7293, 7514, 7956, 8415, 8580, 8670, 9537, 9724, 9945, 10404, 11220, 11271, 12155, 12716, 12870, 13005, 13260, 14586, 15028, 15895, 16830, 17340, 18785, 19074, 19890, 21879, 22542, 24310, 25740, 26010, 28611, 29172, 31790, 33660, 33813, 36465, 37570, 38148, 39780, 41327, 43758, 45084, 47685, 48620, 52020, 56355, 57222, 63580, 67626, 72930, 75140, 82654, 87516, 95370, 109395, 112710, 114444, 123981, 135252, 143055, 145860, 165308, 169065, 190740, 206635, 218790, 225420, 247962, 286110, 338130, 371943, 413270, 437580, 495924, 572220, 619905, 676260, 743886, 826540, 1239810, 1487772, 1859715, 2479620, 3719430, 7438860]

約数ペア:

[(1, 7438860), (2, 3719430), (3, 2479620), (4, 1859715), (5, 1487772), (6, 1239810), (9, 826540), (10, 743886), (11, 676260), (12, 619905), (13, 572220), (15, 495924), (17, 437580), (18, 413270), (20, 371943), (22, 338130), (26, 286110), (30, 247962), (33, 225420), (34, 218790), (36, 206635), (39, 190740), (44, 169065), (45, 165308), (51, 145860), (52, 143055), (55, 135252), (60, 123981), (65, 114444), (66, 112710), (68, 109395), (78, 95370), (85, 87516), (90, 82654), (99, 75140), (102, 72930), (110, 67626), (117, 63580), (130, 57222), (132, 56355), (143, 52020), (153, 48620), (156, 47685), (165, 45084), (170, 43758), (180, 41327), (187, 39780), (195, 38148), (198, 37570), (204, 36465), (220, 33813), (221, 33660), (234, 31790), (255, 29172), (260, 28611), (286, 26010), (289, 25740), (306, 24310), (330, 22542), (340, 21879), (374, 19890), (390, 19074), (396, 18785), (429, 17340), (442, 16830), (468, 15895), (495, 15028), (510, 14586), (561, 13260), (572, 13005), (578, 12870), (585, 12716), (612, 12155), (660, 11271), (663, 11220), (715, 10404), (748, 9945), (765, 9724), (780, 9537), (858, 8670), (867, 8580), (884, 8415), (935, 7956), (990, 7514), (1020, 7293), (1105, 6732), (1122, 6630), (1156, 6435), (1170, 6358), (1287, 5780), (1326, 5610), (1430, 5202), (1445, 5148), (1530, 4862), (1683, 4420), (1716, 4335), (1734, 4290), (1870, 3978), (1980, 3757), (1989, 3740), (2145, 3468), (2210, 3366), (2244, 3315), (2340, 3179), (2431, 3060), (2574, 2890), (2601, 2860), (2652, 2805)]