20645984520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{929}}^1\times {\mathrm{8819}}^1$

素因数の和:9772

約数の個数: 192

約数和(自身を含む): 76776336000

約数和(自身を除く): 56130351480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 929, 1260, 1858, 2520, 2787, 3716, 4645, 5574, 6503, 7432, 8361, 8819, 9290, 11148, 13006, 13935, 16722, 17638, 18580, 19509, 22296, 26012, 26457, 27870, 32515, 33444, 35276, 37160, 39018, 41805, 44095, 52024, 52914, 55740, 58527, 61733, 65030, 66888, 70552, 78036, 79371, 83610, 88190, 97545, 105828, 111480, 117054, 123466, 130060, 132285, 156072, 158742, 167220, 176380, 185199, 195090, 211656, 234108, 246932, 260120, 264570, 292635, 308665, 317484, 334440, 352760, 370398, 390180, 396855, 468216, 493864, 529140, 555597, 585270, 617330, 634968, 740796, 780360, 793710, 925995, 1058280, 1111194, 1170540, 1234660, 1481592, 1587420, 1851990, 2222388, 2341080, 2469320, 2777985, 3174840, 3703980, 4444776, 5555970, 7407960, 8192851, 11111940, 16385702, 22223880, 24578553, 32771404, 40964255, 49157106, 57349957, 65542808, 73735659, 81928510, 98314212, 114699914, 122892765, 147471318, 163857020, 172049871, 196628424, 229399828, 245785530, 286749785, 294942636, 327714040, 344099742, 368678295, 458799656, 491571060, 516149613, 573499570, 589885272, 688199484, 737356590, 860249355, 983142120, 1032299226, 1146999140, 1376398968, 1474713180, 1720498710, 2064598452, 2293998280, 2580748065, 2949426360, 3440997420, 4129196904, 5161496130, 6881994840, 10322992260, 20645984520]

約数ペア:

[(1, 20645984520), (2, 10322992260), (3, 6881994840), (4, 5161496130), (5, 4129196904), (6, 3440997420), (7, 2949426360), (8, 2580748065), (9, 2293998280), (10, 2064598452), (12, 1720498710), (14, 1474713180), (15, 1376398968), (18, 1146999140), (20, 1032299226), (21, 983142120), (24, 860249355), (28, 737356590), (30, 688199484), (35, 589885272), (36, 573499570), (40, 516149613), (42, 491571060), (45, 458799656), (56, 368678295), (60, 344099742), (63, 327714040), (70, 294942636), (72, 286749785), (84, 245785530), (90, 229399828), (105, 196628424), (120, 172049871), (126, 163857020), (140, 147471318), (168, 122892765), (180, 114699914), (210, 98314212), (252, 81928510), (280, 73735659), (315, 65542808), (360, 57349957), (420, 49157106), (504, 40964255), (630, 32771404), (840, 24578553), (929, 22223880), (1260, 16385702), (1858, 11111940), (2520, 8192851), (2787, 7407960), (3716, 5555970), (4645, 4444776), (5574, 3703980), (6503, 3174840), (7432, 2777985), (8361, 2469320), (8819, 2341080), (9290, 2222388), (11148, 1851990), (13006, 1587420), (13935, 1481592), (16722, 1234660), (17638, 1170540), (18580, 1111194), (19509, 1058280), (22296, 925995), (26012, 793710), (26457, 780360), (27870, 740796), (32515, 634968), (33444, 617330), (35276, 585270), (37160, 555597), (39018, 529140), (41805, 493864), (44095, 468216), (52024, 396855), (52914, 390180), (55740, 370398), (58527, 352760), (61733, 334440), (65030, 317484), (66888, 308665), (70552, 292635), (78036, 264570), (79371, 260120), (83610, 246932), (88190, 234108), (97545, 211656), (105828, 195090), (111480, 185199), (117054, 176380), (123466, 167220), (130060, 158742), (132285, 156072)]