87700620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:280

約数の個数: 192

約数和(自身を含む): 303077376

約数和(自身を除く): 215376756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 71, 84, 85, 102, 105, 119, 140, 142, 170, 173, 204, 210, 213, 238, 255, 284, 340, 346, 355, 357, 420, 426, 476, 497, 510, 519, 595, 692, 710, 714, 852, 865, 994, 1020, 1038, 1065, 1190, 1207, 1211, 1420, 1428, 1491, 1730, 1785, 1988, 2076, 2130, 2380, 2414, 2422, 2485, 2595, 2941, 2982, 3460, 3570, 3621, 3633, 4260, 4828, 4844, 4970, 5190, 5882, 5964, 6035, 6055, 7140, 7242, 7266, 7455, 8449, 8823, 9940, 10380, 11764, 12070, 12110, 12283, 14484, 14532, 14705, 14910, 16898, 17646, 18105, 18165, 20587, 24140, 24220, 24566, 25347, 29410, 29820, 33796, 35292, 36210, 36330, 36849, 41174, 42245, 44115, 49132, 50694, 58820, 61415, 61761, 72420, 72660, 73698, 82348, 84490, 85981, 88230, 101388, 102935, 122830, 123522, 126735, 147396, 168980, 171962, 176460, 184245, 205870, 208811, 245660, 247044, 253470, 257943, 308805, 343924, 368490, 411740, 417622, 429905, 506940, 515886, 617610, 626433, 736980, 835244, 859810, 1031772, 1044055, 1235220, 1252866, 1289715, 1461677, 1719620, 2088110, 2505732, 2579430, 2923354, 3132165, 4176220, 4385031, 5158860, 5846708, 6264330, 7308385, 8770062, 12528660, 14616770, 17540124, 21925155, 29233540, 43850310, 87700620]

約数ペア:

[(1, 87700620), (2, 43850310), (3, 29233540), (4, 21925155), (5, 17540124), (6, 14616770), (7, 12528660), (10, 8770062), (12, 7308385), (14, 6264330), (15, 5846708), (17, 5158860), (20, 4385031), (21, 4176220), (28, 3132165), (30, 2923354), (34, 2579430), (35, 2505732), (42, 2088110), (51, 1719620), (60, 1461677), (68, 1289715), (70, 1252866), (71, 1235220), (84, 1044055), (85, 1031772), (102, 859810), (105, 835244), (119, 736980), (140, 626433), (142, 617610), (170, 515886), (173, 506940), (204, 429905), (210, 417622), (213, 411740), (238, 368490), (255, 343924), (284, 308805), (340, 257943), (346, 253470), (355, 247044), (357, 245660), (420, 208811), (426, 205870), (476, 184245), (497, 176460), (510, 171962), (519, 168980), (595, 147396), (692, 126735), (710, 123522), (714, 122830), (852, 102935), (865, 101388), (994, 88230), (1020, 85981), (1038, 84490), (1065, 82348), (1190, 73698), (1207, 72660), (1211, 72420), (1420, 61761), (1428, 61415), (1491, 58820), (1730, 50694), (1785, 49132), (1988, 44115), (2076, 42245), (2130, 41174), (2380, 36849), (2414, 36330), (2422, 36210), (2485, 35292), (2595, 33796), (2941, 29820), (2982, 29410), (3460, 25347), (3570, 24566), (3621, 24220), (3633, 24140), (4260, 20587), (4828, 18165), (4844, 18105), (4970, 17646), (5190, 16898), (5882, 14910), (5964, 14705), (6035, 14532), (6055, 14484), (7140, 12283), (7242, 12110), (7266, 12070), (7455, 11764), (8449, 10380), (8823, 9940)]