628405440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1171}}^1$

素因数の和:1247

約数の個数: 224

約数和(自身を含む): 2200509696

約数和(自身を除く): 1572104256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 43, 48, 52, 60, 64, 65, 78, 80, 86, 96, 104, 120, 129, 130, 156, 160, 172, 192, 195, 208, 215, 240, 258, 260, 312, 320, 344, 390, 416, 430, 480, 516, 520, 559, 624, 645, 688, 780, 832, 860, 960, 1032, 1040, 1118, 1171, 1248, 1290, 1376, 1560, 1677, 1720, 2064, 2080, 2236, 2342, 2496, 2580, 2752, 2795, 3120, 3354, 3440, 3513, 4128, 4160, 4472, 4684, 5160, 5590, 5855, 6240, 6708, 6880, 7026, 8256, 8385, 8944, 9368, 10320, 11180, 11710, 12480, 13416, 13760, 14052, 15223, 16770, 17565, 17888, 18736, 20640, 22360, 23420, 26832, 28104, 30446, 33540, 35130, 35776, 37472, 41280, 44720, 45669, 46840, 50353, 53664, 56208, 60892, 67080, 70260, 74944, 76115, 89440, 91338, 93680, 100706, 107328, 112416, 121784, 134160, 140520, 151059, 152230, 178880, 182676, 187360, 201412, 224832, 228345, 243568, 251765, 268320, 281040, 302118, 304460, 365352, 374720, 402824, 456690, 487136, 503530, 536640, 562080, 604236, 608920, 654589, 730704, 755295, 805648, 913380, 974272, 1007060, 1124160, 1208472, 1217840, 1309178, 1461408, 1510590, 1611296, 1826760, 1963767, 2014120, 2416944, 2435680, 2618356, 2922816, 3021180, 3222592, 3272945, 3653520, 3927534, 4028240, 4833888, 4871360, 5236712, 6042360, 6545890, 7307040, 7855068, 8056480, 9667776, 9818835, 10473424, 12084720, 13091780, 14614080, 15710136, 16112960, 19637670, 20946848, 24169440, 26183560, 31420272, 39275340, 41893696, 48338880, 52367120, 62840544, 78550680, 104734240, 125681088, 157101360, 209468480, 314202720, 628405440]

約数ペア:

[(1, 628405440), (2, 314202720), (3, 209468480), (4, 157101360), (5, 125681088), (6, 104734240), (8, 78550680), (10, 62840544), (12, 52367120), (13, 48338880), (15, 41893696), (16, 39275340), (20, 31420272), (24, 26183560), (26, 24169440), (30, 20946848), (32, 19637670), (39, 16112960), (40, 15710136), (43, 14614080), (48, 13091780), (52, 12084720), (60, 10473424), (64, 9818835), (65, 9667776), (78, 8056480), (80, 7855068), (86, 7307040), (96, 6545890), (104, 6042360), (120, 5236712), (129, 4871360), (130, 4833888), (156, 4028240), (160, 3927534), (172, 3653520), (192, 3272945), (195, 3222592), (208, 3021180), (215, 2922816), (240, 2618356), (258, 2435680), (260, 2416944), (312, 2014120), (320, 1963767), (344, 1826760), (390, 1611296), (416, 1510590), (430, 1461408), (480, 1309178), (516, 1217840), (520, 1208472), (559, 1124160), (624, 1007060), (645, 974272), (688, 913380), (780, 805648), (832, 755295), (860, 730704), (960, 654589), (1032, 608920), (1040, 604236), (1118, 562080), (1171, 536640), (1248, 503530), (1290, 487136), (1376, 456690), (1560, 402824), (1677, 374720), (1720, 365352), (2064, 304460), (2080, 302118), (2236, 281040), (2342, 268320), (2496, 251765), (2580, 243568), (2752, 228345), (2795, 224832), (3120, 201412), (3354, 187360), (3440, 182676), (3513, 178880), (4128, 152230), (4160, 151059), (4472, 140520), (4684, 134160), (5160, 121784), (5590, 112416), (5855, 107328), (6240, 100706), (6708, 93680), (6880, 91338), (7026, 89440), (8256, 76115), (8385, 74944), (8944, 70260), (9368, 67080), (10320, 60892), (11180, 56208), (11710, 53664), (12480, 50353), (13416, 46840), (13760, 45669), (14052, 44720), (15223, 41280), (16770, 37472), (17565, 35776), (17888, 35130), (18736, 33540), (20640, 30446), (22360, 28104), (23420, 26832)]