64780170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:480

約数の個数: 128

約数和(自身を含む): 194987520

約数和(自身を除く): 130207350

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 61, 65, 70, 78, 91, 105, 122, 130, 182, 183, 195, 210, 273, 305, 366, 389, 390, 427, 455, 546, 610, 778, 793, 854, 910, 915, 1167, 1281, 1365, 1586, 1830, 1945, 2135, 2334, 2379, 2562, 2723, 2730, 3890, 3965, 4270, 4758, 5057, 5446, 5551, 5835, 6405, 7930, 8169, 10114, 11102, 11670, 11895, 12810, 13615, 15171, 16338, 16653, 23729, 23790, 25285, 27230, 27755, 30342, 33306, 35399, 40845, 47458, 50570, 55510, 70798, 71187, 75855, 81690, 83265, 106197, 118645, 142374, 151710, 166103, 166530, 176995, 212394, 237290, 308477, 332206, 353990, 355935, 498309, 530985, 616954, 711870, 830515, 925431, 996618, 1061970, 1542385, 1661030, 1850862, 2159339, 2491545, 3084770, 4318678, 4627155, 4983090, 6478017, 9254310, 10796695, 12956034, 21593390, 32390085, 64780170]

約数ペア:

[(1, 64780170), (2, 32390085), (3, 21593390), (5, 12956034), (6, 10796695), (7, 9254310), (10, 6478017), (13, 4983090), (14, 4627155), (15, 4318678), (21, 3084770), (26, 2491545), (30, 2159339), (35, 1850862), (39, 1661030), (42, 1542385), (61, 1061970), (65, 996618), (70, 925431), (78, 830515), (91, 711870), (105, 616954), (122, 530985), (130, 498309), (182, 355935), (183, 353990), (195, 332206), (210, 308477), (273, 237290), (305, 212394), (366, 176995), (389, 166530), (390, 166103), (427, 151710), (455, 142374), (546, 118645), (610, 106197), (778, 83265), (793, 81690), (854, 75855), (910, 71187), (915, 70798), (1167, 55510), (1281, 50570), (1365, 47458), (1586, 40845), (1830, 35399), (1945, 33306), (2135, 30342), (2334, 27755), (2379, 27230), (2562, 25285), (2723, 23790), (2730, 23729), (3890, 16653), (3965, 16338), (4270, 15171), (4758, 13615), (5057, 12810), (5446, 11895), (5551, 11670), (5835, 11102), (6405, 10114), (7930, 8169)]