61218180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:128

約数の個数: 240

約数和(自身を含む): 210760704

約数和(自身を除く): 149542524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 31, 36, 45, 46, 53, 54, 60, 62, 69, 81, 90, 92, 93, 106, 108, 115, 124, 135, 138, 155, 159, 162, 180, 186, 207, 212, 230, 265, 270, 276, 279, 310, 318, 324, 345, 372, 405, 414, 460, 465, 477, 530, 540, 558, 620, 621, 636, 690, 713, 795, 810, 828, 837, 930, 954, 1035, 1060, 1116, 1219, 1242, 1380, 1395, 1426, 1431, 1590, 1620, 1643, 1674, 1860, 1863, 1908, 2070, 2139, 2385, 2438, 2484, 2511, 2790, 2852, 2862, 3105, 3180, 3286, 3348, 3565, 3657, 3726, 4140, 4185, 4278, 4293, 4770, 4876, 4929, 5022, 5580, 5724, 6095, 6210, 6417, 6572, 7130, 7155, 7314, 7452, 8215, 8370, 8556, 8586, 9315, 9540, 9858, 10044, 10695, 10971, 12190, 12420, 12555, 12834, 14260, 14310, 14628, 14787, 16430, 16740, 17172, 18285, 18630, 19251, 19716, 21390, 21465, 21942, 24380, 24645, 25110, 25668, 28620, 29574, 32085, 32860, 32913, 36570, 37260, 37789, 38502, 42780, 42930, 43884, 44361, 49290, 50220, 54855, 57753, 59148, 64170, 65826, 73140, 73935, 75578, 77004, 85860, 88722, 96255, 98580, 98739, 109710, 113367, 115506, 128340, 131652, 133083, 147870, 151156, 164565, 177444, 188945, 192510, 197478, 219420, 221805, 226734, 231012, 266166, 288765, 295740, 329130, 340101, 377890, 385020, 394956, 443610, 453468, 493695, 532332, 566835, 577530, 658260, 665415, 680202, 755780, 887220, 987390, 1020303, 1133670, 1155060, 1330830, 1360404, 1700505, 1974780, 2040606, 2267340, 2661660, 3060909, 3401010, 4081212, 5101515, 6121818, 6802020, 10203030, 12243636, 15304545, 20406060, 30609090, 61218180]

約数ペア:

[(1, 61218180), (2, 30609090), (3, 20406060), (4, 15304545), (5, 12243636), (6, 10203030), (9, 6802020), (10, 6121818), (12, 5101515), (15, 4081212), (18, 3401010), (20, 3060909), (23, 2661660), (27, 2267340), (30, 2040606), (31, 1974780), (36, 1700505), (45, 1360404), (46, 1330830), (53, 1155060), (54, 1133670), (60, 1020303), (62, 987390), (69, 887220), (81, 755780), (90, 680202), (92, 665415), (93, 658260), (106, 577530), (108, 566835), (115, 532332), (124, 493695), (135, 453468), (138, 443610), (155, 394956), (159, 385020), (162, 377890), (180, 340101), (186, 329130), (207, 295740), (212, 288765), (230, 266166), (265, 231012), (270, 226734), (276, 221805), (279, 219420), (310, 197478), (318, 192510), (324, 188945), (345, 177444), (372, 164565), (405, 151156), (414, 147870), (460, 133083), (465, 131652), (477, 128340), (530, 115506), (540, 113367), (558, 109710), (620, 98739), (621, 98580), (636, 96255), (690, 88722), (713, 85860), (795, 77004), (810, 75578), (828, 73935), (837, 73140), (930, 65826), (954, 64170), (1035, 59148), (1060, 57753), (1116, 54855), (1219, 50220), (1242, 49290), (1380, 44361), (1395, 43884), (1426, 42930), (1431, 42780), (1590, 38502), (1620, 37789), (1643, 37260), (1674, 36570), (1860, 32913), (1863, 32860), (1908, 32085), (2070, 29574), (2139, 28620), (2385, 25668), (2438, 25110), (2484, 24645), (2511, 24380), (2790, 21942), (2852, 21465), (2862, 21390), (3105, 19716), (3180, 19251), (3286, 18630), (3348, 18285), (3565, 17172), (3657, 16740), (3726, 16430), (4140, 14787), (4185, 14628), (4278, 14310), (4293, 14260), (4770, 12834), (4876, 12555), (4929, 12420), (5022, 12190), (5580, 10971), (5724, 10695), (6095, 10044), (6210, 9858), (6417, 9540), (6572, 9315), (7130, 8586), (7155, 8556), (7314, 8370), (7452, 8215)]