213671640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1151}}^1$

素因数の和:1202

約数の個数: 256

約数和(自身を含む): 836075520

約数和(自身を除く): 622403880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 17, 20, 21, 24, 26, 28, 30, 34, 35, 39, 40, 42, 51, 52, 56, 60, 65, 68, 70, 78, 84, 85, 91, 102, 104, 105, 119, 120, 130, 136, 140, 156, 168, 170, 182, 195, 204, 210, 221, 238, 255, 260, 273, 280, 312, 340, 357, 364, 390, 408, 420, 442, 455, 476, 510, 520, 546, 595, 663, 680, 714, 728, 780, 840, 884, 910, 952, 1020, 1092, 1105, 1151, 1190, 1326, 1365, 1428, 1547, 1560, 1768, 1785, 1820, 2040, 2184, 2210, 2302, 2380, 2652, 2730, 2856, 3094, 3315, 3453, 3570, 3640, 4420, 4604, 4641, 4760, 5304, 5460, 5755, 6188, 6630, 6906, 7140, 7735, 8057, 8840, 9208, 9282, 10920, 11510, 12376, 13260, 13812, 14280, 14963, 15470, 16114, 17265, 18564, 19567, 23020, 23205, 24171, 26520, 27624, 29926, 30940, 32228, 34530, 37128, 39134, 40285, 44889, 46040, 46410, 48342, 58701, 59852, 61880, 64456, 69060, 74815, 78268, 80570, 89778, 92820, 96684, 97835, 104741, 117402, 119704, 120855, 136969, 138120, 149630, 156536, 161140, 179556, 185640, 193368, 195670, 209482, 224445, 234804, 241710, 254371, 273938, 293505, 299260, 314223, 322280, 359112, 391340, 410907, 418964, 448890, 469608, 483420, 508742, 523705, 547876, 587010, 598520, 628446, 684845, 763113, 782680, 821814, 837928, 897780, 966840, 1017484, 1047410, 1095752, 1174020, 1256892, 1271855, 1369690, 1526226, 1571115, 1643628, 1780597, 1795560, 2034968, 2054535, 2094820, 2348040, 2513784, 2543710, 2739380, 3052452, 3142230, 3287256, 3561194, 3815565, 4109070, 4189640, 5087420, 5341791, 5478760, 6104904, 6284460, 7122388, 7631130, 8218140, 8902985, 10174840, 10683582, 12568920, 14244776, 15262260, 16436280, 17805970, 21367164, 26708955, 30524520, 35611940, 42734328, 53417910, 71223880, 106835820, 213671640]

約数ペア:

[(1, 213671640), (2, 106835820), (3, 71223880), (4, 53417910), (5, 42734328), (6, 35611940), (7, 30524520), (8, 26708955), (10, 21367164), (12, 17805970), (13, 16436280), (14, 15262260), (15, 14244776), (17, 12568920), (20, 10683582), (21, 10174840), (24, 8902985), (26, 8218140), (28, 7631130), (30, 7122388), (34, 6284460), (35, 6104904), (39, 5478760), (40, 5341791), (42, 5087420), (51, 4189640), (52, 4109070), (56, 3815565), (60, 3561194), (65, 3287256), (68, 3142230), (70, 3052452), (78, 2739380), (84, 2543710), (85, 2513784), (91, 2348040), (102, 2094820), (104, 2054535), (105, 2034968), (119, 1795560), (120, 1780597), (130, 1643628), (136, 1571115), (140, 1526226), (156, 1369690), (168, 1271855), (170, 1256892), (182, 1174020), (195, 1095752), (204, 1047410), (210, 1017484), (221, 966840), (238, 897780), (255, 837928), (260, 821814), (273, 782680), (280, 763113), (312, 684845), (340, 628446), (357, 598520), (364, 587010), (390, 547876), (408, 523705), (420, 508742), (442, 483420), (455, 469608), (476, 448890), (510, 418964), (520, 410907), (546, 391340), (595, 359112), (663, 322280), (680, 314223), (714, 299260), (728, 293505), (780, 273938), (840, 254371), (884, 241710), (910, 234804), (952, 224445), (1020, 209482), (1092, 195670), (1105, 193368), (1151, 185640), (1190, 179556), (1326, 161140), (1365, 156536), (1428, 149630), (1547, 138120), (1560, 136969), (1768, 120855), (1785, 119704), (1820, 117402), (2040, 104741), (2184, 97835), (2210, 96684), (2302, 92820), (2380, 89778), (2652, 80570), (2730, 78268), (2856, 74815), (3094, 69060), (3315, 64456), (3453, 61880), (3570, 59852), (3640, 58701), (4420, 48342), (4604, 46410), (4641, 46040), (4760, 44889), (5304, 40285), (5460, 39134), (5755, 37128), (6188, 34530), (6630, 32228), (6906, 30940), (7140, 29926), (7735, 27624), (8057, 26520), (8840, 24171), (9208, 23205), (9282, 23020), (10920, 19567), (11510, 18564), (12376, 17265), (13260, 16114), (13812, 15470), (14280, 14963)]