20177328360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{18899}}^1$

素因数の和:18992

約数の個数: 256

約数和(自身を含む): 73156608000

約数和(自身を除く): 52979279640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 41, 42, 56, 60, 62, 70, 82, 84, 93, 105, 120, 123, 124, 140, 155, 164, 168, 186, 205, 210, 217, 246, 248, 280, 287, 310, 328, 372, 410, 420, 434, 465, 492, 574, 615, 620, 651, 744, 820, 840, 861, 868, 930, 984, 1085, 1148, 1230, 1240, 1271, 1302, 1435, 1640, 1722, 1736, 1860, 2170, 2296, 2460, 2542, 2604, 2870, 3255, 3444, 3720, 3813, 4305, 4340, 4920, 5084, 5208, 5740, 6355, 6510, 6888, 7626, 8610, 8680, 8897, 10168, 11480, 12710, 13020, 15252, 17220, 17794, 18899, 19065, 25420, 26040, 26691, 30504, 34440, 35588, 37798, 38130, 44485, 50840, 53382, 56697, 71176, 75596, 76260, 88970, 94495, 106764, 113394, 132293, 133455, 151192, 152520, 177940, 188990, 213528, 226788, 264586, 266910, 283485, 355880, 377980, 396879, 453576, 529172, 533820, 566970, 585869, 661465, 755960, 774859, 793758, 1058344, 1067640, 1133940, 1171738, 1322930, 1549718, 1587516, 1757607, 1984395, 2267880, 2324577, 2343476, 2645860, 2929345, 3099436, 3175032, 3515214, 3874295, 3968790, 4101083, 4649154, 4686952, 5291720, 5424013, 5858690, 6198872, 7030428, 7748590, 7937580, 8202166, 8788035, 9298308, 10848026, 11622885, 11717380, 12303249, 14060856, 15497180, 15875160, 16272039, 16404332, 17576070, 18596616, 20505415, 21696052, 23245770, 23434760, 24020629, 24606498, 27120065, 30994360, 32544078, 32808664, 35152140, 41010830, 43392104, 46491540, 48041258, 49212996, 54240130, 61516245, 65088156, 70304280, 72061887, 81360195, 82021660, 92983080, 96082516, 98425992, 108480260, 120103145, 123032490, 130176312, 144123774, 162720390, 164043320, 168144403, 192165032, 216960520, 240206290, 246064980, 288247548, 325440780, 336288806, 360309435, 480412580, 492129960, 504433209, 576495096, 650881560, 672577612, 720618870, 840722015, 960825160, 1008866418, 1345155224, 1441237740, 1681444030, 2017732836, 2522166045, 2882475480, 3362888060, 4035465672, 5044332090, 6725776120, 10088664180, 20177328360]

約数ペア:

[(1, 20177328360), (2, 10088664180), (3, 6725776120), (4, 5044332090), (5, 4035465672), (6, 3362888060), (7, 2882475480), (8, 2522166045), (10, 2017732836), (12, 1681444030), (14, 1441237740), (15, 1345155224), (20, 1008866418), (21, 960825160), (24, 840722015), (28, 720618870), (30, 672577612), (31, 650881560), (35, 576495096), (40, 504433209), (41, 492129960), (42, 480412580), (56, 360309435), (60, 336288806), (62, 325440780), (70, 288247548), (82, 246064980), (84, 240206290), (93, 216960520), (105, 192165032), (120, 168144403), (123, 164043320), (124, 162720390), (140, 144123774), (155, 130176312), (164, 123032490), (168, 120103145), (186, 108480260), (205, 98425992), (210, 96082516), (217, 92983080), (246, 82021660), (248, 81360195), (280, 72061887), (287, 70304280), (310, 65088156), (328, 61516245), (372, 54240130), (410, 49212996), (420, 48041258), (434, 46491540), (465, 43392104), (492, 41010830), (574, 35152140), (615, 32808664), (620, 32544078), (651, 30994360), (744, 27120065), (820, 24606498), (840, 24020629), (861, 23434760), (868, 23245770), (930, 21696052), (984, 20505415), (1085, 18596616), (1148, 17576070), (1230, 16404332), (1240, 16272039), (1271, 15875160), (1302, 15497180), (1435, 14060856), (1640, 12303249), (1722, 11717380), (1736, 11622885), (1860, 10848026), (2170, 9298308), (2296, 8788035), (2460, 8202166), (2542, 7937580), (2604, 7748590), (2870, 7030428), (3255, 6198872), (3444, 5858690), (3720, 5424013), (3813, 5291720), (4305, 4686952), (4340, 4649154), (4920, 4101083), (5084, 3968790), (5208, 3874295), (5740, 3515214), (6355, 3175032), (6510, 3099436), (6888, 2929345), (7626, 2645860), (8610, 2343476), (8680, 2324577), (8897, 2267880), (10168, 1984395), (11480, 1757607), (12710, 1587516), (13020, 1549718), (15252, 1322930), (17220, 1171738), (17794, 1133940), (18899, 1067640), (19065, 1058344), (25420, 793758), (26040, 774859), (26691, 755960), (30504, 661465), (34440, 585869), (35588, 566970), (37798, 533820), (38130, 529172), (44485, 453576), (50840, 396879), (53382, 377980), (56697, 355880), (71176, 283485), (75596, 266910), (76260, 264586), (88970, 226788), (94495, 213528), (106764, 188990), (113394, 177940), (132293, 152520), (133455, 151192)]