128891700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1$

素因数の和:567

約数の個数: 216

約数和(自身を含む): 473928000

約数和(自身を除く): 345036300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 41, 42, 45, 50, 60, 63, 70, 75, 82, 84, 90, 100, 105, 123, 126, 140, 150, 164, 175, 180, 205, 210, 225, 246, 252, 287, 300, 315, 350, 369, 410, 420, 450, 492, 499, 525, 574, 615, 630, 700, 738, 820, 861, 900, 998, 1025, 1050, 1148, 1230, 1260, 1435, 1476, 1497, 1575, 1722, 1845, 1996, 2050, 2100, 2460, 2495, 2583, 2870, 2994, 3075, 3150, 3444, 3493, 3690, 4100, 4305, 4491, 4990, 5166, 5740, 5988, 6150, 6300, 6986, 7175, 7380, 7485, 8610, 8982, 9225, 9980, 10332, 10479, 12300, 12475, 12915, 13972, 14350, 14970, 17220, 17465, 17964, 18450, 20459, 20958, 21525, 22455, 24950, 25830, 28700, 29940, 31437, 34930, 36900, 37425, 40918, 41916, 43050, 44910, 49900, 51660, 52395, 61377, 62874, 64575, 69860, 74850, 81836, 86100, 87325, 89820, 102295, 104790, 112275, 122754, 125748, 129150, 143213, 149700, 157185, 174650, 184131, 204590, 209580, 224550, 245508, 258300, 261975, 286426, 306885, 314370, 349300, 368262, 409180, 429639, 449100, 511475, 523950, 572852, 613770, 628740, 716065, 736524, 785925, 859278, 920655, 1022950, 1047900, 1227540, 1288917, 1432130, 1534425, 1571850, 1718556, 1841310, 2045900, 2148195, 2577834, 2864260, 3068850, 3143700, 3580325, 3682620, 4296390, 4603275, 5155668, 6137700, 6444585, 7160650, 8592780, 9206550, 10740975, 12889170, 14321300, 18413100, 21481950, 25778340, 32222925, 42963900, 64445850, 128891700]

約数ペア:

[(1, 128891700), (2, 64445850), (3, 42963900), (4, 32222925), (5, 25778340), (6, 21481950), (7, 18413100), (9, 14321300), (10, 12889170), (12, 10740975), (14, 9206550), (15, 8592780), (18, 7160650), (20, 6444585), (21, 6137700), (25, 5155668), (28, 4603275), (30, 4296390), (35, 3682620), (36, 3580325), (41, 3143700), (42, 3068850), (45, 2864260), (50, 2577834), (60, 2148195), (63, 2045900), (70, 1841310), (75, 1718556), (82, 1571850), (84, 1534425), (90, 1432130), (100, 1288917), (105, 1227540), (123, 1047900), (126, 1022950), (140, 920655), (150, 859278), (164, 785925), (175, 736524), (180, 716065), (205, 628740), (210, 613770), (225, 572852), (246, 523950), (252, 511475), (287, 449100), (300, 429639), (315, 409180), (350, 368262), (369, 349300), (410, 314370), (420, 306885), (450, 286426), (492, 261975), (499, 258300), (525, 245508), (574, 224550), (615, 209580), (630, 204590), (700, 184131), (738, 174650), (820, 157185), (861, 149700), (900, 143213), (998, 129150), (1025, 125748), (1050, 122754), (1148, 112275), (1230, 104790), (1260, 102295), (1435, 89820), (1476, 87325), (1497, 86100), (1575, 81836), (1722, 74850), (1845, 69860), (1996, 64575), (2050, 62874), (2100, 61377), (2460, 52395), (2495, 51660), (2583, 49900), (2870, 44910), (2994, 43050), (3075, 41916), (3150, 40918), (3444, 37425), (3493, 36900), (3690, 34930), (4100, 31437), (4305, 29940), (4491, 28700), (4990, 25830), (5166, 24950), (5740, 22455), (5988, 21525), (6150, 20958), (6300, 20459), (6986, 18450), (7175, 17964), (7380, 17465), (7485, 17220), (8610, 14970), (8982, 14350), (9225, 13972), (9980, 12915), (10332, 12475), (10479, 12300)]