80979456.000000000

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:356

約数の個数: 256

約数和(自身を含む): 587865600

約数和(自身を除く): 432179160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 53, 56, 60, 65, 70, 78, 84, 91, 104, 105, 106, 120, 130, 140, 156, 159, 168, 182, 195, 210, 212, 260, 265, 269, 273, 280, 312, 318, 364, 371, 390, 420, 424, 455, 520, 530, 538, 546, 636, 689, 728, 742, 780, 795, 807, 840, 910, 1060, 1076, 1092, 1113, 1272, 1345, 1365, 1378, 1484, 1560, 1590, 1614, 1820, 1855, 1883, 2067, 2120, 2152, 2184, 2226, 2690, 2730, 2756, 2968, 3180, 3228, 3445, 3497, 3640, 3710, 3766, 4035, 4134, 4452, 4823, 5380, 5460, 5512, 5565, 5649, 6360, 6456, 6890, 6994, 7420, 7532, 8070, 8268, 8904, 9415, 9646, 10335, 10491, 10760, 10920, 11130, 11298, 13780, 13988, 14257, 14469, 14840, 15064, 16140, 16536, 17485, 18830, 19292, 20670, 20982, 22260, 22596, 24115, 24479, 27560, 27976, 28245, 28514, 28938, 32280, 34970, 37660, 38584, 41340, 41964, 42771, 44520, 45192, 48230, 48958, 52455, 56490, 57028, 57876, 69940, 71285, 72345, 73437, 75320, 82680, 83928, 85542, 96460, 97916, 99799, 104910, 112980, 114056, 115752, 122395, 139880, 142570, 144690, 146874, 171084, 185341, 192920, 195832, 199598, 209820, 213855, 225960, 244790, 285140, 289380, 293748, 299397, 342168, 367185, 370682, 399196, 419640, 427710, 489580, 498995, 556023, 570280, 578760, 587496, 598794, 734370, 741364, 798392, 855420, 926705, 979160, 997990, 1112046, 1197588, 1297387, 1468740, 1482728, 1496985, 1710840, 1853410, 1995980, 2224092, 2395176, 2594774, 2780115, 2937480, 2993970, 3706820, 3892161, 3991960, 4448184, 5189548, 5560230, 5987940, 6486935, 7413640, 7784322, 10379096, 11120460, 11975880, 12973870, 15568644, 19460805, 22240920, 25947740, 31137288, 38921610, 51895480, 77843220, 155686440]

約数ペア:

[(1, 155686440), (2, 77843220), (3, 51895480), (4, 38921610), (5, 31137288), (6, 25947740), (7, 22240920), (8, 19460805), (10, 15568644), (12, 12973870), (13, 11975880), (14, 11120460), (15, 10379096), (20, 7784322), (21, 7413640), (24, 6486935), (26, 5987940), (28, 5560230), (30, 5189548), (35, 4448184), (39, 3991960), (40, 3892161), (42, 3706820), (52, 2993970), (53, 2937480), (56, 2780115), (60, 2594774), (65, 2395176), (70, 2224092), (78, 1995980), (84, 1853410), (91, 1710840), (104, 1496985), (105, 1482728), (106, 1468740), (120, 1297387), (130, 1197588), (140, 1112046), (156, 997990), (159, 979160), (168, 926705), (182, 855420), (195, 798392), (210, 741364), (212, 734370), (260, 598794), (265, 587496), (269, 578760), (273, 570280), (280, 556023), (312, 498995), (318, 489580), (364, 427710), (371, 419640), (390, 399196), (420, 370682), (424, 367185), (455, 342168), (520, 299397), (530, 293748), (538, 289380), (546, 285140), (636, 244790), (689, 225960), (728, 213855), (742, 209820), (780, 199598), (795, 195832), (807, 192920), (840, 185341), (910, 171084), (1060, 146874), (1076, 144690), (1092, 142570), (1113, 139880), (1272, 122395), (1345, 115752), (1365, 114056), (1378, 112980), (1484, 104910), (1560, 99799), (1590, 97916), (1614, 96460), (1820, 85542), (1855, 83928), (1883, 82680), (2067, 75320), (2120, 73437), (2152, 72345), (2184, 71285), (2226, 69940), (2690, 57876), (2730, 57028), (2756, 56490), (2968, 52455), (3180, 48958), (3228, 48230), (3445, 45192), (3497, 44520), (3640, 42771), (3710, 41964), (3766, 41340), (4035, 38584), (4134, 37660), (4452, 34970), (4823, 32280), (5380, 28938), (5460, 28514), (5512, 28245), (5565, 27976), (5649, 27560), (6360, 24479), (6456, 24115), (6890, 22596), (6994, 22260), (7420, 20982), (7532, 20670), (8070, 19292), (8268, 18830), (8904, 17485), (9415, 16536), (9646, 16140), (10335, 15064), (10491, 14840), (10760, 14469), (10920, 14257), (11130, 13988), (11298, 13780)]