1301681640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{81559}}^1$

素因数の和:81599

約数の個数: 128

約数和(自身を含む): 4697856000

約数和(自身を除く): 3396174360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 81559, 163118, 244677, 326236, 407795, 489354, 570913, 652472, 815590, 978708, 1141826, 1223385, 1549621, 1631180, 1712739, 1957416, 2283652, 2446770, 2854565, 3099242, 3262360, 3425478, 4567304, 4648863, 4893540, 5709130, 6198484, 6850956, 7748105, 8563695, 9297726, 9787080, 10847347, 11418260, 12396968, 13701912, 15496210, 17127390, 18595452, 21694694, 22836520, 23244315, 30992420, 32542041, 34254780, 37190904, 43389388, 46488630, 54236735, 61984840, 65084082, 68509560, 86778776, 92977260, 108473470, 130168164, 162710205, 185954520, 216946940, 260336328, 325420410, 433893880, 650840820, 1301681640]

約数ペア:

[(1, 1301681640), (2, 650840820), (3, 433893880), (4, 325420410), (5, 260336328), (6, 216946940), (7, 185954520), (8, 162710205), (10, 130168164), (12, 108473470), (14, 92977260), (15, 86778776), (19, 68509560), (20, 65084082), (21, 61984840), (24, 54236735), (28, 46488630), (30, 43389388), (35, 37190904), (38, 34254780), (40, 32542041), (42, 30992420), (56, 23244315), (57, 22836520), (60, 21694694), (70, 18595452), (76, 17127390), (84, 15496210), (95, 13701912), (105, 12396968), (114, 11418260), (120, 10847347), (133, 9787080), (140, 9297726), (152, 8563695), (168, 7748105), (190, 6850956), (210, 6198484), (228, 5709130), (266, 4893540), (280, 4648863), (285, 4567304), (380, 3425478), (399, 3262360), (420, 3099242), (456, 2854565), (532, 2446770), (570, 2283652), (665, 1957416), (760, 1712739), (798, 1631180), (840, 1549621), (1064, 1223385), (1140, 1141826), (1330, 978708), (1596, 815590), (1995, 652472), (2280, 570913), (2660, 489354), (3192, 407795), (3990, 326236), (5320, 244677), (7980, 163118), (15960, 81559)]