208551240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:381

約数の個数: 256

約数和(自身を含む): 758419200

約数和(自身を除く): 549867960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 37, 40, 45, 51, 54, 60, 68, 72, 74, 85, 90, 102, 108, 111, 120, 135, 136, 148, 153, 170, 180, 185, 204, 216, 222, 255, 270, 296, 306, 307, 333, 340, 360, 370, 408, 444, 459, 510, 540, 555, 612, 614, 629, 666, 680, 740, 765, 888, 918, 921, 999, 1020, 1080, 1110, 1224, 1228, 1258, 1332, 1480, 1530, 1535, 1665, 1836, 1842, 1887, 1998, 2040, 2220, 2295, 2456, 2516, 2664, 2763, 3060, 3070, 3145, 3330, 3672, 3684, 3774, 3996, 4440, 4590, 4605, 4995, 5032, 5219, 5526, 5661, 6120, 6140, 6290, 6660, 7368, 7548, 7992, 8289, 9180, 9210, 9435, 9990, 10438, 11052, 11322, 11359, 12280, 12580, 13320, 13815, 15096, 15657, 16578, 16983, 18360, 18420, 18870, 19980, 20876, 22104, 22644, 22718, 25160, 26095, 27630, 28305, 31314, 33156, 33966, 34077, 36840, 37740, 39960, 41445, 41752, 45288, 45436, 46971, 52190, 55260, 56610, 56795, 62628, 66312, 67932, 68154, 75480, 78285, 82890, 84915, 90872, 93942, 102231, 104380, 110520, 113220, 113590, 125256, 135864, 136308, 140913, 156570, 165780, 169830, 170385, 187884, 193103, 204462, 208760, 226440, 227180, 234855, 272616, 281826, 306693, 313140, 331560, 339660, 340770, 375768, 386206, 408924, 454360, 469710, 511155, 563652, 579309, 613386, 626280, 679320, 681540, 704565, 772412, 817848, 939420, 965515, 1022310, 1127304, 1158618, 1226772, 1363080, 1409130, 1533465, 1544824, 1737927, 1878840, 1931030, 2044620, 2317236, 2453544, 2818260, 2896545, 3066930, 3475854, 3862060, 4089240, 4634472, 5213781, 5636520, 5793090, 6133860, 6951708, 7724120, 8689635, 10427562, 11586180, 12267720, 13903416, 17379270, 20855124, 23172360, 26068905, 34758540, 41710248, 52137810, 69517080, 104275620, 208551240]

約数ペア:

[(1, 208551240), (2, 104275620), (3, 69517080), (4, 52137810), (5, 41710248), (6, 34758540), (8, 26068905), (9, 23172360), (10, 20855124), (12, 17379270), (15, 13903416), (17, 12267720), (18, 11586180), (20, 10427562), (24, 8689635), (27, 7724120), (30, 6951708), (34, 6133860), (36, 5793090), (37, 5636520), (40, 5213781), (45, 4634472), (51, 4089240), (54, 3862060), (60, 3475854), (68, 3066930), (72, 2896545), (74, 2818260), (85, 2453544), (90, 2317236), (102, 2044620), (108, 1931030), (111, 1878840), (120, 1737927), (135, 1544824), (136, 1533465), (148, 1409130), (153, 1363080), (170, 1226772), (180, 1158618), (185, 1127304), (204, 1022310), (216, 965515), (222, 939420), (255, 817848), (270, 772412), (296, 704565), (306, 681540), (307, 679320), (333, 626280), (340, 613386), (360, 579309), (370, 563652), (408, 511155), (444, 469710), (459, 454360), (510, 408924), (540, 386206), (555, 375768), (612, 340770), (614, 339660), (629, 331560), (666, 313140), (680, 306693), (740, 281826), (765, 272616), (888, 234855), (918, 227180), (921, 226440), (999, 208760), (1020, 204462), (1080, 193103), (1110, 187884), (1224, 170385), (1228, 169830), (1258, 165780), (1332, 156570), (1480, 140913), (1530, 136308), (1535, 135864), (1665, 125256), (1836, 113590), (1842, 113220), (1887, 110520), (1998, 104380), (2040, 102231), (2220, 93942), (2295, 90872), (2456, 84915), (2516, 82890), (2664, 78285), (2763, 75480), (3060, 68154), (3070, 67932), (3145, 66312), (3330, 62628), (3672, 56795), (3684, 56610), (3774, 55260), (3996, 52190), (4440, 46971), (4590, 45436), (4605, 45288), (4995, 41752), (5032, 41445), (5219, 39960), (5526, 37740), (5661, 36840), (6120, 34077), (6140, 33966), (6290, 33156), (6660, 31314), (7368, 28305), (7548, 27630), (7992, 26095), (8289, 25160), (9180, 22718), (9210, 22644), (9435, 22104), (9990, 20876), (10438, 19980), (11052, 18870), (11322, 18420), (11359, 18360), (12280, 16983), (12580, 16578), (13320, 15657), (13815, 15096)]