85971060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 216

約数和(自身を含む): 312294528

約数和(自身を除く): 226323468

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 71, 84, 90, 93, 105, 124, 126, 140, 142, 155, 180, 186, 210, 213, 217, 252, 279, 284, 310, 315, 355, 372, 420, 426, 434, 465, 497, 558, 620, 630, 639, 651, 710, 852, 868, 930, 961, 994, 1065, 1085, 1116, 1260, 1278, 1302, 1395, 1420, 1491, 1860, 1922, 1953, 1988, 2130, 2170, 2201, 2485, 2556, 2604, 2790, 2883, 2982, 3195, 3255, 3844, 3906, 4260, 4340, 4402, 4473, 4805, 4970, 5580, 5766, 5964, 6390, 6510, 6603, 6727, 7455, 7812, 8649, 8804, 8946, 9610, 9765, 9940, 11005, 11532, 12780, 13020, 13206, 13454, 14415, 14910, 15407, 17298, 17892, 19220, 19530, 19809, 20181, 22010, 22365, 26412, 26908, 28830, 29820, 30814, 33015, 33635, 34596, 39060, 39618, 40362, 43245, 44020, 44730, 46221, 57660, 60543, 61628, 66030, 67270, 68231, 77035, 79236, 80724, 86490, 89460, 92442, 99045, 100905, 121086, 132060, 134540, 136462, 138663, 154070, 172980, 184884, 198090, 201810, 204693, 231105, 242172, 272924, 277326, 302715, 308140, 341155, 396180, 403620, 409386, 462210, 477617, 554652, 605430, 614079, 682310, 693315, 818772, 924420, 955234, 1023465, 1210860, 1228158, 1364620, 1386630, 1432851, 1910468, 2046930, 2388085, 2456316, 2773260, 2865702, 3070395, 4093860, 4298553, 4776170, 5731404, 6140790, 7164255, 8597106, 9552340, 12281580, 14328510, 17194212, 21492765, 28657020, 42985530, 85971060]

約数ペア:

[(1, 85971060), (2, 42985530), (3, 28657020), (4, 21492765), (5, 17194212), (6, 14328510), (7, 12281580), (9, 9552340), (10, 8597106), (12, 7164255), (14, 6140790), (15, 5731404), (18, 4776170), (20, 4298553), (21, 4093860), (28, 3070395), (30, 2865702), (31, 2773260), (35, 2456316), (36, 2388085), (42, 2046930), (45, 1910468), (60, 1432851), (62, 1386630), (63, 1364620), (70, 1228158), (71, 1210860), (84, 1023465), (90, 955234), (93, 924420), (105, 818772), (124, 693315), (126, 682310), (140, 614079), (142, 605430), (155, 554652), (180, 477617), (186, 462210), (210, 409386), (213, 403620), (217, 396180), (252, 341155), (279, 308140), (284, 302715), (310, 277326), (315, 272924), (355, 242172), (372, 231105), (420, 204693), (426, 201810), (434, 198090), (465, 184884), (497, 172980), (558, 154070), (620, 138663), (630, 136462), (639, 134540), (651, 132060), (710, 121086), (852, 100905), (868, 99045), (930, 92442), (961, 89460), (994, 86490), (1065, 80724), (1085, 79236), (1116, 77035), (1260, 68231), (1278, 67270), (1302, 66030), (1395, 61628), (1420, 60543), (1491, 57660), (1860, 46221), (1922, 44730), (1953, 44020), (1988, 43245), (2130, 40362), (2170, 39618), (2201, 39060), (2485, 34596), (2556, 33635), (2604, 33015), (2790, 30814), (2883, 29820), (2982, 28830), (3195, 26908), (3255, 26412), (3844, 22365), (3906, 22010), (4260, 20181), (4340, 19809), (4402, 19530), (4473, 19220), (4805, 17892), (4970, 17298), (5580, 15407), (5766, 14910), (5964, 14415), (6390, 13454), (6510, 13206), (6603, 13020), (6727, 12780), (7455, 11532), (7812, 11005), (8649, 9940), (8804, 9765), (8946, 9610)]