1901351520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:466

約数の個数: 288

約数和(自身を含む): 6762921984

約数和(自身を除く): 4861570464

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 191, 223, 240, 248, 279, 288, 310, 360, 372, 382, 446, 465, 480, 496, 558, 573, 620, 669, 720, 744, 764, 892, 930, 955, 992, 1115, 1116, 1146, 1240, 1338, 1395, 1440, 1488, 1528, 1719, 1784, 1860, 1910, 2007, 2230, 2232, 2292, 2480, 2676, 2790, 2865, 2976, 3056, 3345, 3438, 3568, 3720, 3820, 4014, 4460, 4464, 4584, 4960, 5352, 5580, 5730, 5921, 6112, 6690, 6876, 6913, 7136, 7440, 7640, 8028, 8595, 8920, 8928, 9168, 10035, 10704, 11160, 11460, 11842, 13380, 13752, 13826, 14880, 15280, 16056, 17190, 17763, 17840, 18336, 20070, 20739, 21408, 22320, 22920, 23684, 26760, 27504, 27652, 29605, 30560, 32112, 34380, 34565, 35526, 35680, 40140, 41478, 42593, 44640, 45840, 47368, 53289, 53520, 55008, 55304, 59210, 62217, 64224, 68760, 69130, 71052, 80280, 82956, 85186, 88815, 91680, 94736, 103695, 106578, 107040, 110608, 118420, 124434, 127779, 137520, 138260, 142104, 160560, 165912, 170372, 177630, 189472, 207390, 212965, 213156, 221216, 236840, 248868, 255558, 266445, 275040, 276520, 284208, 311085, 321120, 331824, 340744, 355260, 383337, 414780, 425930, 426312, 473680, 497736, 511116, 532890, 553040, 568416, 622170, 638895, 663648, 681488, 710520, 766674, 829560, 851860, 852624, 947360, 995472, 1022232, 1065780, 1106080, 1244340, 1277790, 1320383, 1362976, 1421040, 1533348, 1659120, 1703720, 1705248, 1916685, 1990944, 2044464, 2131560, 2488680, 2555580, 2640766, 2842080, 3066696, 3318240, 3407440, 3833370, 3961149, 4088928, 4263120, 4977360, 5111160, 5281532, 6133392, 6601915, 6814880, 7666740, 7922298, 8526240, 9954720, 10222320, 10563064, 11883447, 12266784, 13203830, 15333480, 15844596, 19805745, 20444640, 21126128, 23766894, 26407660, 30666960, 31689192, 39611490, 42252256, 47533788, 52815320, 59417235, 61333920, 63378384, 79222980, 95067576, 105630640, 118834470, 126756768, 158445960, 190135152, 211261280, 237668940, 316891920, 380270304, 475337880, 633783840, 950675760, 1901351520]

約数ペア:

[(1, 1901351520), (2, 950675760), (3, 633783840), (4, 475337880), (5, 380270304), (6, 316891920), (8, 237668940), (9, 211261280), (10, 190135152), (12, 158445960), (15, 126756768), (16, 118834470), (18, 105630640), (20, 95067576), (24, 79222980), (30, 63378384), (31, 61333920), (32, 59417235), (36, 52815320), (40, 47533788), (45, 42252256), (48, 39611490), (60, 31689192), (62, 30666960), (72, 26407660), (80, 23766894), (90, 21126128), (93, 20444640), (96, 19805745), (120, 15844596), (124, 15333480), (144, 13203830), (155, 12266784), (160, 11883447), (180, 10563064), (186, 10222320), (191, 9954720), (223, 8526240), (240, 7922298), (248, 7666740), (279, 6814880), (288, 6601915), (310, 6133392), (360, 5281532), (372, 5111160), (382, 4977360), (446, 4263120), (465, 4088928), (480, 3961149), (496, 3833370), (558, 3407440), (573, 3318240), (620, 3066696), (669, 2842080), (720, 2640766), (744, 2555580), (764, 2488680), (892, 2131560), (930, 2044464), (955, 1990944), (992, 1916685), (1115, 1705248), (1116, 1703720), (1146, 1659120), (1240, 1533348), (1338, 1421040), (1395, 1362976), (1440, 1320383), (1488, 1277790), (1528, 1244340), (1719, 1106080), (1784, 1065780), (1860, 1022232), (1910, 995472), (2007, 947360), (2230, 852624), (2232, 851860), (2292, 829560), (2480, 766674), (2676, 710520), (2790, 681488), (2865, 663648), (2976, 638895), (3056, 622170), (3345, 568416), (3438, 553040), (3568, 532890), (3720, 511116), (3820, 497736), (4014, 473680), (4460, 426312), (4464, 425930), (4584, 414780), (4960, 383337), (5352, 355260), (5580, 340744), (5730, 331824), (5921, 321120), (6112, 311085), (6690, 284208), (6876, 276520), (6913, 275040), (7136, 266445), (7440, 255558), (7640, 248868), (8028, 236840), (8595, 221216), (8920, 213156), (8928, 212965), (9168, 207390), (10035, 189472), (10704, 177630), (11160, 170372), (11460, 165912), (11842, 160560), (13380, 142104), (13752, 138260), (13826, 137520), (14880, 127779), (15280, 124434), (16056, 118420), (17190, 110608), (17763, 107040), (17840, 106578), (18336, 103695), (20070, 94736), (20739, 91680), (21408, 88815), (22320, 85186), (22920, 82956), (23684, 80280), (26760, 71052), (27504, 69130), (27652, 68760), (29605, 64224), (30560, 62217), (32112, 59210), (34380, 55304), (34565, 55008), (35526, 53520), (35680, 53289), (40140, 47368), (41478, 45840), (42593, 44640)]