4128841640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{521}}^1$

素因数の和:664

約数の個数: 256

約数和(自身を含む): 12123095040

約数和(自身を除く): 7994253400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 83, 88, 110, 124, 140, 154, 155, 166, 217, 220, 248, 280, 308, 310, 332, 341, 385, 415, 434, 440, 521, 581, 616, 620, 664, 682, 770, 830, 868, 913, 1042, 1085, 1162, 1240, 1364, 1540, 1660, 1705, 1736, 1826, 2084, 2170, 2324, 2387, 2573, 2605, 2728, 2905, 3080, 3320, 3410, 3647, 3652, 4168, 4340, 4565, 4648, 4774, 5146, 5210, 5731, 5810, 6391, 6820, 7294, 7304, 8680, 9130, 9548, 10292, 10420, 11462, 11620, 11935, 12782, 12865, 13640, 14588, 16151, 18011, 18235, 18260, 19096, 20584, 20840, 22924, 23240, 23870, 25564, 25730, 28303, 28655, 29176, 31955, 32302, 36022, 36470, 36520, 40117, 43243, 45848, 47740, 51128, 51460, 56606, 57310, 63910, 64604, 72044, 72940, 80234, 80755, 86486, 90055, 95480, 102920, 113057, 113212, 114620, 127820, 129208, 141515, 144088, 145880, 160468, 161510, 172972, 177661, 180110, 198121, 200585, 216215, 226114, 226424, 229240, 255640, 283030, 302701, 320936, 323020, 345944, 355322, 360220, 396242, 401170, 432430, 452228, 475673, 565285, 566060, 605402, 646040, 710644, 720440, 792484, 802340, 864860, 888305, 904456, 951346, 990605, 1130570, 1132120, 1210804, 1243627, 1340533, 1421288, 1513505, 1584968, 1604680, 1729720, 1776610, 1902692, 1981210, 2261140, 2378365, 2421608, 2487254, 2681066, 3027010, 3329711, 3553220, 3805384, 3962420, 4522280, 4756730, 4974508, 5362132, 6054020, 6218135, 6659422, 6702665, 7106440, 7924840, 9383731, 9513460, 9949016, 10724264, 12108040, 12436270, 13318844, 13405330, 14745863, 16648555, 18767462, 19026920, 24872540, 26637688, 26810660, 29491726, 33297110, 37534924, 46918655, 49745080, 53621320, 58983452, 66594220, 73729315, 75069848, 93837310, 103221041, 117966904, 133188440, 147458630, 187674620, 206442082, 294917260, 375349240, 412884164, 516105205, 589834520, 825768328, 1032210410, 2064420820, 4128841640]

約数ペア:

[(1, 4128841640), (2, 2064420820), (4, 1032210410), (5, 825768328), (7, 589834520), (8, 516105205), (10, 412884164), (11, 375349240), (14, 294917260), (20, 206442082), (22, 187674620), (28, 147458630), (31, 133188440), (35, 117966904), (40, 103221041), (44, 93837310), (55, 75069848), (56, 73729315), (62, 66594220), (70, 58983452), (77, 53621320), (83, 49745080), (88, 46918655), (110, 37534924), (124, 33297110), (140, 29491726), (154, 26810660), (155, 26637688), (166, 24872540), (217, 19026920), (220, 18767462), (248, 16648555), (280, 14745863), (308, 13405330), (310, 13318844), (332, 12436270), (341, 12108040), (385, 10724264), (415, 9949016), (434, 9513460), (440, 9383731), (521, 7924840), (581, 7106440), (616, 6702665), (620, 6659422), (664, 6218135), (682, 6054020), (770, 5362132), (830, 4974508), (868, 4756730), (913, 4522280), (1042, 3962420), (1085, 3805384), (1162, 3553220), (1240, 3329711), (1364, 3027010), (1540, 2681066), (1660, 2487254), (1705, 2421608), (1736, 2378365), (1826, 2261140), (2084, 1981210), (2170, 1902692), (2324, 1776610), (2387, 1729720), (2573, 1604680), (2605, 1584968), (2728, 1513505), (2905, 1421288), (3080, 1340533), (3320, 1243627), (3410, 1210804), (3647, 1132120), (3652, 1130570), (4168, 990605), (4340, 951346), (4565, 904456), (4648, 888305), (4774, 864860), (5146, 802340), (5210, 792484), (5731, 720440), (5810, 710644), (6391, 646040), (6820, 605402), (7294, 566060), (7304, 565285), (8680, 475673), (9130, 452228), (9548, 432430), (10292, 401170), (10420, 396242), (11462, 360220), (11620, 355322), (11935, 345944), (12782, 323020), (12865, 320936), (13640, 302701), (14588, 283030), (16151, 255640), (18011, 229240), (18235, 226424), (18260, 226114), (19096, 216215), (20584, 200585), (20840, 198121), (22924, 180110), (23240, 177661), (23870, 172972), (25564, 161510), (25730, 160468), (28303, 145880), (28655, 144088), (29176, 141515), (31955, 129208), (32302, 127820), (36022, 114620), (36470, 113212), (36520, 113057), (40117, 102920), (43243, 95480), (45848, 90055), (47740, 86486), (51128, 80755), (51460, 80234), (56606, 72940), (57310, 72044), (63910, 64604)]