81879167640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{62137}}^1$

素因数の和:62369

約数の個数: 128

約数和(自身を含む): 250540416000

約数和(自身を除く): 168661248360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 139, 158, 237, 278, 316, 395, 417, 474, 556, 632, 695, 790, 834, 948, 1112, 1185, 1390, 1580, 1668, 1896, 2085, 2370, 2780, 3160, 3336, 4170, 4740, 5560, 8340, 9480, 10981, 16680, 21962, 32943, 43924, 54905, 62137, 65886, 87848, 109810, 124274, 131772, 164715, 186411, 219620, 248548, 263544, 310685, 329430, 372822, 439240, 497096, 621370, 658860, 745644, 932055, 1242740, 1317720, 1491288, 1864110, 2485480, 3728220, 4908823, 7456440, 8637043, 9817646, 14726469, 17274086, 19635292, 24544115, 25911129, 29452938, 34548172, 39270584, 43185215, 49088230, 51822258, 58905876, 69096344, 73632345, 86370430, 98176460, 103644516, 117811752, 129555645, 147264690, 172740860, 196352920, 207289032, 259111290, 294529380, 345481720, 518222580, 589058760, 682326397, 1036445160, 1364652794, 2046979191, 2729305588, 3411631985, 4093958382, 5458611176, 6823263970, 8187916764, 10234895955, 13646527940, 16375833528, 20469791910, 27293055880, 40939583820, 81879167640]

約数ペア:

[(1, 81879167640), (2, 40939583820), (3, 27293055880), (4, 20469791910), (5, 16375833528), (6, 13646527940), (8, 10234895955), (10, 8187916764), (12, 6823263970), (15, 5458611176), (20, 4093958382), (24, 3411631985), (30, 2729305588), (40, 2046979191), (60, 1364652794), (79, 1036445160), (120, 682326397), (139, 589058760), (158, 518222580), (237, 345481720), (278, 294529380), (316, 259111290), (395, 207289032), (417, 196352920), (474, 172740860), (556, 147264690), (632, 129555645), (695, 117811752), (790, 103644516), (834, 98176460), (948, 86370430), (1112, 73632345), (1185, 69096344), (1390, 58905876), (1580, 51822258), (1668, 49088230), (1896, 43185215), (2085, 39270584), (2370, 34548172), (2780, 29452938), (3160, 25911129), (3336, 24544115), (4170, 19635292), (4740, 17274086), (5560, 14726469), (8340, 9817646), (9480, 8637043), (10981, 7456440), (16680, 4908823), (21962, 3728220), (32943, 2485480), (43924, 1864110), (54905, 1491288), (62137, 1317720), (65886, 1242740), (87848, 932055), (109810, 745644), (124274, 658860), (131772, 621370), (164715, 497096), (186411, 439240), (219620, 372822), (248548, 329430), (263544, 310685)]