620432820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:395

約数の個数: 288

約数和(自身を含む): 2281144320

約数和(自身を除く): 1660711500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 79, 84, 90, 92, 105, 115, 126, 138, 140, 158, 161, 180, 207, 210, 230, 237, 252, 271, 276, 315, 316, 322, 345, 395, 414, 420, 460, 474, 483, 542, 553, 630, 644, 690, 711, 790, 805, 813, 828, 948, 966, 1035, 1084, 1106, 1185, 1260, 1355, 1380, 1422, 1449, 1580, 1610, 1626, 1659, 1817, 1897, 1932, 2070, 2212, 2370, 2415, 2439, 2710, 2765, 2844, 2898, 3220, 3252, 3318, 3555, 3634, 3794, 4065, 4140, 4740, 4830, 4878, 4977, 5420, 5451, 5530, 5691, 5796, 6233, 6636, 7110, 7245, 7268, 7588, 8130, 8295, 9085, 9485, 9660, 9756, 9954, 10902, 11060, 11382, 12195, 12466, 12719, 14220, 14490, 16260, 16353, 16590, 17073, 18170, 18699, 18970, 19908, 21409, 21804, 22764, 24390, 24885, 24932, 25438, 27255, 28455, 28980, 31165, 32706, 33180, 34146, 36340, 37398, 37940, 38157, 42818, 43631, 48780, 49770, 50876, 54510, 56097, 56910, 62330, 63595, 64227, 65412, 68292, 74796, 76314, 81765, 85365, 85636, 87262, 93495, 99540, 107045, 109020, 112194, 113820, 114471, 124660, 127190, 128454, 130893, 149863, 152628, 163530, 170730, 174524, 186990, 190785, 192681, 214090, 218155, 224388, 228942, 254380, 256908, 261786, 280485, 299726, 321135, 327060, 341460, 373980, 381570, 385362, 392679, 428180, 436310, 449589, 457884, 492407, 523572, 560970, 572355, 599452, 642270, 654465, 749315, 763140, 770724, 785358, 872620, 899178, 963405, 984814, 1121940, 1144710, 1284540, 1308930, 1348767, 1477221, 1498630, 1570716, 1798356, 1926810, 1963395, 1969628, 2247945, 2289420, 2462035, 2617860, 2697534, 2954442, 2997260, 3446849, 3853620, 3926790, 4431663, 4495890, 4924070, 5395068, 5908884, 6743835, 6893698, 7386105, 7853580, 8863326, 8991780, 9848140, 10340547, 13487670, 13787396, 14772210, 17234245, 17726652, 20681094, 22158315, 26975340, 29544420, 31021641, 34468490, 41362188, 44316630, 51702735, 62043282, 68936980, 88633260, 103405470, 124086564, 155108205, 206810940, 310216410, 620432820]

約数ペア:

[(1, 620432820), (2, 310216410), (3, 206810940), (4, 155108205), (5, 124086564), (6, 103405470), (7, 88633260), (9, 68936980), (10, 62043282), (12, 51702735), (14, 44316630), (15, 41362188), (18, 34468490), (20, 31021641), (21, 29544420), (23, 26975340), (28, 22158315), (30, 20681094), (35, 17726652), (36, 17234245), (42, 14772210), (45, 13787396), (46, 13487670), (60, 10340547), (63, 9848140), (69, 8991780), (70, 8863326), (79, 7853580), (84, 7386105), (90, 6893698), (92, 6743835), (105, 5908884), (115, 5395068), (126, 4924070), (138, 4495890), (140, 4431663), (158, 3926790), (161, 3853620), (180, 3446849), (207, 2997260), (210, 2954442), (230, 2697534), (237, 2617860), (252, 2462035), (271, 2289420), (276, 2247945), (315, 1969628), (316, 1963395), (322, 1926810), (345, 1798356), (395, 1570716), (414, 1498630), (420, 1477221), (460, 1348767), (474, 1308930), (483, 1284540), (542, 1144710), (553, 1121940), (630, 984814), (644, 963405), (690, 899178), (711, 872620), (790, 785358), (805, 770724), (813, 763140), (828, 749315), (948, 654465), (966, 642270), (1035, 599452), (1084, 572355), (1106, 560970), (1185, 523572), (1260, 492407), (1355, 457884), (1380, 449589), (1422, 436310), (1449, 428180), (1580, 392679), (1610, 385362), (1626, 381570), (1659, 373980), (1817, 341460), (1897, 327060), (1932, 321135), (2070, 299726), (2212, 280485), (2370, 261786), (2415, 256908), (2439, 254380), (2710, 228942), (2765, 224388), (2844, 218155), (2898, 214090), (3220, 192681), (3252, 190785), (3318, 186990), (3555, 174524), (3634, 170730), (3794, 163530), (4065, 152628), (4140, 149863), (4740, 130893), (4830, 128454), (4878, 127190), (4977, 124660), (5420, 114471), (5451, 113820), (5530, 112194), (5691, 109020), (5796, 107045), (6233, 99540), (6636, 93495), (7110, 87262), (7245, 85636), (7268, 85365), (7588, 81765), (8130, 76314), (8295, 74796), (9085, 68292), (9485, 65412), (9660, 64227), (9756, 63595), (9954, 62330), (10902, 56910), (11060, 56097), (11382, 54510), (12195, 50876), (12466, 49770), (12719, 48780), (14220, 43631), (14490, 42818), (16260, 38157), (16353, 37940), (16590, 37398), (17073, 36340), (18170, 34146), (18699, 33180), (18970, 32706), (19908, 31165), (21409, 28980), (21804, 28455), (22764, 27255), (24390, 25438), (24885, 24932)]