87216781680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{2472131}}^1$

素因数の和:2472164

約数の個数: 180

約数和(自身を含む): 340724065032

約数和(自身を除く): 253507283352

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7056, 8820, 11760, 17640, 35280, 2472131, 4944262, 7416393, 9888524, 12360655, 14832786, 17304917, 19777048, 22249179, 24721310, 29665572, 34609834, 37081965, 39554096, 44498358, 49442620, 51914751, 59331144, 69219668, 74163930, 86524585, 88996716, 98885240, 103829502, 111245895, 118662288, 121134419, 138439336, 148327860, 155744253, 173049170, 177993432, 197770480, 207659004, 222491790, 242268838, 259573755, 276878672, 296655720, 311488506, 346098340, 355986864, 363403257, 415318008, 444983580, 484537676, 519147510, 593311440, 605672095, 622977012, 692196680, 726806514, 778721265, 830636016, 889967160, 969075352, 1038295020, 1090209771, 1211344190, 1245954024, 1384393360, 1453613028, 1557442530, 1779934320, 1817016285, 1938150704, 2076590040, 2180419542, 2422688380, 2491908048, 2907226056, 3114885060, 3634032570, 4153180080, 4360839084, 4845376760, 5451048855, 5814452112, 6229770120, 7268065140, 8721678168, 9690753520, 10902097710, 12459540240, 14536130280, 17443356336, 21804195420, 29072260560, 43608390840, 87216781680]

約数ペア:

[(1, 87216781680), (2, 43608390840), (3, 29072260560), (4, 21804195420), (5, 17443356336), (6, 14536130280), (7, 12459540240), (8, 10902097710), (9, 9690753520), (10, 8721678168), (12, 7268065140), (14, 6229770120), (15, 5814452112), (16, 5451048855), (18, 4845376760), (20, 4360839084), (21, 4153180080), (24, 3634032570), (28, 3114885060), (30, 2907226056), (35, 2491908048), (36, 2422688380), (40, 2180419542), (42, 2076590040), (45, 1938150704), (48, 1817016285), (49, 1779934320), (56, 1557442530), (60, 1453613028), (63, 1384393360), (70, 1245954024), (72, 1211344190), (80, 1090209771), (84, 1038295020), (90, 969075352), (98, 889967160), (105, 830636016), (112, 778721265), (120, 726806514), (126, 692196680), (140, 622977012), (144, 605672095), (147, 593311440), (168, 519147510), (180, 484537676), (196, 444983580), (210, 415318008), (240, 363403257), (245, 355986864), (252, 346098340), (280, 311488506), (294, 296655720), (315, 276878672), (336, 259573755), (360, 242268838), (392, 222491790), (420, 207659004), (441, 197770480), (490, 177993432), (504, 173049170), (560, 155744253), (588, 148327860), (630, 138439336), (720, 121134419), (735, 118662288), (784, 111245895), (840, 103829502), (882, 98885240), (980, 88996716), (1008, 86524585), (1176, 74163930), (1260, 69219668), (1470, 59331144), (1680, 51914751), (1764, 49442620), (1960, 44498358), (2205, 39554096), (2352, 37081965), (2520, 34609834), (2940, 29665572), (3528, 24721310), (3920, 22249179), (4410, 19777048), (5040, 17304917), (5880, 14832786), (7056, 12360655), (8820, 9888524), (11760, 7416393), (17640, 4944262), (35280, 2472131)]