21415513320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{2143}}^1$

素因数の和:2669

約数の個数: 256

約数和(自身を含む): 75331584000

約数和(自身を除く): 53916070680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 487, 513, 540, 570, 684, 760, 855, 974, 1026, 1080, 1140, 1368, 1461, 1710, 1948, 2052, 2143, 2280, 2435, 2565, 2922, 3420, 3896, 4104, 4286, 4383, 4870, 5130, 5844, 6429, 6840, 7305, 8572, 8766, 9253, 9740, 10260, 10715, 11688, 12858, 13149, 14610, 17144, 17532, 18506, 19287, 19480, 20520, 21430, 21915, 25716, 26298, 27759, 29220, 32145, 35064, 37012, 38574, 40717, 42860, 43830, 46265, 51432, 52596, 55518, 57861, 58440, 64290, 65745, 74024, 77148, 81434, 83277, 85720, 87660, 92530, 96435, 105192, 111036, 115722, 122151, 128580, 131490, 138795, 154296, 162868, 166554, 175320, 185060, 192870, 203585, 222072, 231444, 244302, 249831, 257160, 262980, 277590, 289305, 325736, 333108, 366453, 370120, 385740, 407170, 416385, 462888, 488604, 499662, 525960, 555180, 578610, 610755, 666216, 732906, 771480, 814340, 832770, 977208, 999324, 1043641, 1099359, 1110360, 1157220, 1221510, 1249155, 1465812, 1628680, 1665540, 1832265, 1998648, 2087282, 2198718, 2314440, 2443020, 2498310, 2931624, 3130923, 3331080, 3664530, 4174564, 4397436, 4886040, 4996620, 5218205, 5496795, 6261846, 7329060, 8349128, 8794872, 9392769, 9993240, 10436410, 10993590, 12523692, 14658120, 15654615, 18785538, 19829179, 20872820, 21987180, 25047384, 28178307, 31309230, 37571076, 39658358, 41745640, 43974360, 46963845, 56356614, 59487537, 62618460, 75142152, 79316716, 93927690, 99145895, 112713228, 118975074, 125236920, 140891535, 158633432, 178462611, 187855380, 198291790, 225426456, 237950148, 281783070, 297437685, 356925222, 375710760, 396583580, 475900296, 535387833, 563566140, 594875370, 713850444, 793167160, 892313055, 1070775666, 1127132280, 1189750740, 1427700888, 1784626110, 2141551332, 2379501480, 2676939165, 3569252220, 4283102664, 5353878330, 7138504440, 10707756660, 21415513320]

約数ペア:

[(1, 21415513320), (2, 10707756660), (3, 7138504440), (4, 5353878330), (5, 4283102664), (6, 3569252220), (8, 2676939165), (9, 2379501480), (10, 2141551332), (12, 1784626110), (15, 1427700888), (18, 1189750740), (19, 1127132280), (20, 1070775666), (24, 892313055), (27, 793167160), (30, 713850444), (36, 594875370), (38, 563566140), (40, 535387833), (45, 475900296), (54, 396583580), (57, 375710760), (60, 356925222), (72, 297437685), (76, 281783070), (90, 237950148), (95, 225426456), (108, 198291790), (114, 187855380), (120, 178462611), (135, 158633432), (152, 140891535), (171, 125236920), (180, 118975074), (190, 112713228), (216, 99145895), (228, 93927690), (270, 79316716), (285, 75142152), (342, 62618460), (360, 59487537), (380, 56356614), (456, 46963845), (487, 43974360), (513, 41745640), (540, 39658358), (570, 37571076), (684, 31309230), (760, 28178307), (855, 25047384), (974, 21987180), (1026, 20872820), (1080, 19829179), (1140, 18785538), (1368, 15654615), (1461, 14658120), (1710, 12523692), (1948, 10993590), (2052, 10436410), (2143, 9993240), (2280, 9392769), (2435, 8794872), (2565, 8349128), (2922, 7329060), (3420, 6261846), (3896, 5496795), (4104, 5218205), (4286, 4996620), (4383, 4886040), (4870, 4397436), (5130, 4174564), (5844, 3664530), (6429, 3331080), (6840, 3130923), (7305, 2931624), (8572, 2498310), (8766, 2443020), (9253, 2314440), (9740, 2198718), (10260, 2087282), (10715, 1998648), (11688, 1832265), (12858, 1665540), (13149, 1628680), (14610, 1465812), (17144, 1249155), (17532, 1221510), (18506, 1157220), (19287, 1110360), (19480, 1099359), (20520, 1043641), (21430, 999324), (21915, 977208), (25716, 832770), (26298, 814340), (27759, 771480), (29220, 732906), (32145, 666216), (35064, 610755), (37012, 578610), (38574, 555180), (40717, 525960), (42860, 499662), (43830, 488604), (46265, 462888), (51432, 416385), (52596, 407170), (55518, 385740), (57861, 370120), (58440, 366453), (64290, 333108), (65745, 325736), (74024, 289305), (77148, 277590), (81434, 262980), (83277, 257160), (85720, 249831), (87660, 244302), (92530, 231444), (96435, 222072), (105192, 203585), (111036, 192870), (115722, 185060), (122151, 175320), (128580, 166554), (131490, 162868), (138795, 154296)]