161518680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1$

素因数の和:442

約数の個数: 192

約数和(自身を含む): 556657920

約数和(自身を除く): 395139240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 41, 45, 60, 62, 72, 82, 90, 93, 120, 123, 124, 155, 164, 180, 186, 205, 246, 248, 279, 310, 328, 353, 360, 369, 372, 410, 465, 492, 558, 615, 620, 706, 738, 744, 820, 930, 984, 1059, 1116, 1230, 1240, 1271, 1395, 1412, 1476, 1640, 1765, 1845, 1860, 2118, 2232, 2460, 2542, 2790, 2824, 2952, 3177, 3530, 3690, 3720, 3813, 4236, 4920, 5084, 5295, 5580, 6354, 6355, 7060, 7380, 7626, 8472, 10168, 10590, 10943, 11160, 11439, 12708, 12710, 14120, 14473, 14760, 15252, 15885, 19065, 21180, 21886, 22878, 25416, 25420, 28946, 30504, 31770, 32829, 38130, 42360, 43419, 43772, 45756, 50840, 54715, 57195, 57892, 63540, 65658, 72365, 76260, 86838, 87544, 91512, 98487, 109430, 114390, 115784, 127080, 130257, 131316, 144730, 152520, 164145, 173676, 196974, 217095, 218860, 228780, 260514, 262632, 289460, 328290, 347352, 393948, 434190, 437720, 448663, 457560, 492435, 521028, 578920, 651285, 656580, 787896, 868380, 897326, 984870, 1042056, 1302570, 1313160, 1345989, 1736760, 1794652, 1969740, 2243315, 2605140, 2691978, 3589304, 3939480, 4037967, 4486630, 5210280, 5383956, 6729945, 8075934, 8973260, 10767912, 13459890, 16151868, 17946520, 20189835, 26919780, 32303736, 40379670, 53839560, 80759340, 161518680]

約数ペア:

[(1, 161518680), (2, 80759340), (3, 53839560), (4, 40379670), (5, 32303736), (6, 26919780), (8, 20189835), (9, 17946520), (10, 16151868), (12, 13459890), (15, 10767912), (18, 8973260), (20, 8075934), (24, 6729945), (30, 5383956), (31, 5210280), (36, 4486630), (40, 4037967), (41, 3939480), (45, 3589304), (60, 2691978), (62, 2605140), (72, 2243315), (82, 1969740), (90, 1794652), (93, 1736760), (120, 1345989), (123, 1313160), (124, 1302570), (155, 1042056), (164, 984870), (180, 897326), (186, 868380), (205, 787896), (246, 656580), (248, 651285), (279, 578920), (310, 521028), (328, 492435), (353, 457560), (360, 448663), (369, 437720), (372, 434190), (410, 393948), (465, 347352), (492, 328290), (558, 289460), (615, 262632), (620, 260514), (706, 228780), (738, 218860), (744, 217095), (820, 196974), (930, 173676), (984, 164145), (1059, 152520), (1116, 144730), (1230, 131316), (1240, 130257), (1271, 127080), (1395, 115784), (1412, 114390), (1476, 109430), (1640, 98487), (1765, 91512), (1845, 87544), (1860, 86838), (2118, 76260), (2232, 72365), (2460, 65658), (2542, 63540), (2790, 57892), (2824, 57195), (2952, 54715), (3177, 50840), (3530, 45756), (3690, 43772), (3720, 43419), (3813, 42360), (4236, 38130), (4920, 32829), (5084, 31770), (5295, 30504), (5580, 28946), (6354, 25420), (6355, 25416), (7060, 22878), (7380, 21886), (7626, 21180), (8472, 19065), (10168, 15885), (10590, 15252), (10943, 14760), (11160, 14473), (11439, 14120), (12708, 12710)]