1285751403940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1\times {\mathrm{367}}^1\times {\mathrm{487}}^1$

素因数の和:1218

約数の個数: 192

約数和(自身を含む): 2878952767488

約数和(自身を除く): 1593201363548

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 283, 310, 367, 410, 487, 566, 620, 734, 820, 974, 1132, 1271, 1415, 1468, 1835, 1948, 2435, 2542, 2830, 3670, 4870, 5084, 5660, 6355, 7340, 8773, 9740, 11377, 11603, 12710, 15047, 15097, 17546, 19967, 22754, 23206, 25420, 30094, 30194, 35092, 39934, 43865, 45508, 46412, 56885, 58015, 60188, 60388, 75235, 75485, 79868, 87730, 99835, 103861, 113770, 116030, 137821, 150470, 150970, 175460, 178729, 199670, 207722, 227540, 232060, 275642, 300940, 301940, 357458, 359693, 399340, 415444, 466457, 519305, 551284, 618977, 689105, 714916, 719386, 893645, 932914, 1038610, 1237954, 1378210, 1438772, 1787290, 1798465, 1865828, 2077220, 2332285, 2475908, 2756420, 3094885, 3219691, 3574580, 3596930, 4258301, 4272451, 4664570, 5540599, 5650661, 6189770, 6439382, 7193860, 7327889, 8516602, 8544902, 9329140, 11081198, 11301322, 12379540, 12878764, 14655778, 16098455, 17033204, 17089804, 21291505, 21362255, 22162396, 22602644, 27702995, 28253305, 29311556, 32196910, 36639445, 42583010, 42724510, 50580307, 55405990, 56506610, 64393820, 73278890, 85166020, 85449020, 101160614, 110811980, 113013220, 132007331, 146557780, 175170491, 202321228, 227164559, 252901535, 264014662, 350340982, 454329118, 505803070, 528029324, 660036655, 700681964, 875852455, 908658236, 1011606140, 1135822795, 1320073310, 1567989517, 1751704910, 2073792587, 2271645590, 2640146620, 3135979034, 3503409820, 4147585174, 4543291180, 6271958068, 7839947585, 8295170348, 10368962935, 15679895170, 20737925870, 31359790340, 41475851740, 64287570197, 128575140394, 257150280788, 321437850985, 642875701970, 1285751403940]

約数ペア:

[(1, 1285751403940), (2, 642875701970), (4, 321437850985), (5, 257150280788), (10, 128575140394), (20, 64287570197), (31, 41475851740), (41, 31359790340), (62, 20737925870), (82, 15679895170), (124, 10368962935), (155, 8295170348), (164, 7839947585), (205, 6271958068), (283, 4543291180), (310, 4147585174), (367, 3503409820), (410, 3135979034), (487, 2640146620), (566, 2271645590), (620, 2073792587), (734, 1751704910), (820, 1567989517), (974, 1320073310), (1132, 1135822795), (1271, 1011606140), (1415, 908658236), (1468, 875852455), (1835, 700681964), (1948, 660036655), (2435, 528029324), (2542, 505803070), (2830, 454329118), (3670, 350340982), (4870, 264014662), (5084, 252901535), (5660, 227164559), (6355, 202321228), (7340, 175170491), (8773, 146557780), (9740, 132007331), (11377, 113013220), (11603, 110811980), (12710, 101160614), (15047, 85449020), (15097, 85166020), (17546, 73278890), (19967, 64393820), (22754, 56506610), (23206, 55405990), (25420, 50580307), (30094, 42724510), (30194, 42583010), (35092, 36639445), (39934, 32196910), (43865, 29311556), (45508, 28253305), (46412, 27702995), (56885, 22602644), (58015, 22162396), (60188, 21362255), (60388, 21291505), (75235, 17089804), (75485, 17033204), (79868, 16098455), (87730, 14655778), (99835, 12878764), (103861, 12379540), (113770, 11301322), (116030, 11081198), (137821, 9329140), (150470, 8544902), (150970, 8516602), (175460, 7327889), (178729, 7193860), (199670, 6439382), (207722, 6189770), (227540, 5650661), (232060, 5540599), (275642, 4664570), (300940, 4272451), (301940, 4258301), (357458, 3596930), (359693, 3574580), (399340, 3219691), (415444, 3094885), (466457, 2756420), (519305, 2475908), (551284, 2332285), (618977, 2077220), (689105, 1865828), (714916, 1798465), (719386, 1787290), (893645, 1438772), (932914, 1378210), (1038610, 1237954)]