68011920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2$

素因数の和:119

約数の個数: 240

約数和(自身を含む): 251233920

約数和(自身を除く): 183222000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 37, 40, 45, 46, 48, 54, 60, 69, 72, 74, 80, 90, 92, 108, 111, 115, 120, 135, 138, 144, 148, 180, 184, 185, 207, 216, 222, 230, 240, 270, 276, 296, 333, 345, 360, 368, 370, 414, 432, 444, 460, 540, 552, 555, 592, 621, 666, 690, 720, 740, 828, 851, 888, 920, 999, 1035, 1080, 1104, 1110, 1242, 1332, 1369, 1380, 1480, 1656, 1665, 1702, 1776, 1840, 1998, 2070, 2160, 2220, 2484, 2553, 2664, 2738, 2760, 2960, 3105, 3312, 3330, 3404, 3996, 4107, 4140, 4255, 4440, 4968, 4995, 5106, 5328, 5476, 5520, 6210, 6660, 6808, 6845, 7659, 7992, 8214, 8280, 8510, 8880, 9936, 9990, 10212, 10952, 12321, 12420, 12765, 13320, 13616, 13690, 15318, 15984, 16428, 16560, 17020, 19980, 20424, 20535, 21904, 22977, 24642, 24840, 25530, 26640, 27380, 30636, 31487, 32856, 34040, 36963, 38295, 39960, 40848, 41070, 45954, 49284, 49680, 51060, 54760, 61272, 61605, 62974, 65712, 68080, 73926, 76590, 79920, 82140, 91908, 94461, 98568, 102120, 109520, 114885, 122544, 123210, 125948, 147852, 153180, 157435, 164280, 183816, 184815, 188922, 197136, 204240, 229770, 246420, 251896, 283383, 295704, 306360, 314870, 328560, 367632, 369630, 377844, 459540, 472305, 492840, 503792, 566766, 591408, 612720, 629740, 739260, 755688, 850149, 919080, 944610, 985680, 1133532, 1259480, 1416915, 1478520, 1511376, 1700298, 1838160, 1889220, 2267064, 2518960, 2833830, 2957040, 3400596, 3778440, 4250745, 4534128, 5667660, 6801192, 7556880, 8501490, 11335320, 13602384, 17002980, 22670640, 34005960, 68011920]

約数ペア:

[(1, 68011920), (2, 34005960), (3, 22670640), (4, 17002980), (5, 13602384), (6, 11335320), (8, 8501490), (9, 7556880), (10, 6801192), (12, 5667660), (15, 4534128), (16, 4250745), (18, 3778440), (20, 3400596), (23, 2957040), (24, 2833830), (27, 2518960), (30, 2267064), (36, 1889220), (37, 1838160), (40, 1700298), (45, 1511376), (46, 1478520), (48, 1416915), (54, 1259480), (60, 1133532), (69, 985680), (72, 944610), (74, 919080), (80, 850149), (90, 755688), (92, 739260), (108, 629740), (111, 612720), (115, 591408), (120, 566766), (135, 503792), (138, 492840), (144, 472305), (148, 459540), (180, 377844), (184, 369630), (185, 367632), (207, 328560), (216, 314870), (222, 306360), (230, 295704), (240, 283383), (270, 251896), (276, 246420), (296, 229770), (333, 204240), (345, 197136), (360, 188922), (368, 184815), (370, 183816), (414, 164280), (432, 157435), (444, 153180), (460, 147852), (540, 125948), (552, 123210), (555, 122544), (592, 114885), (621, 109520), (666, 102120), (690, 98568), (720, 94461), (740, 91908), (828, 82140), (851, 79920), (888, 76590), (920, 73926), (999, 68080), (1035, 65712), (1080, 62974), (1104, 61605), (1110, 61272), (1242, 54760), (1332, 51060), (1369, 49680), (1380, 49284), (1480, 45954), (1656, 41070), (1665, 40848), (1702, 39960), (1776, 38295), (1840, 36963), (1998, 34040), (2070, 32856), (2160, 31487), (2220, 30636), (2484, 27380), (2553, 26640), (2664, 25530), (2738, 24840), (2760, 24642), (2960, 22977), (3105, 21904), (3312, 20535), (3330, 20424), (3404, 19980), (3996, 17020), (4107, 16560), (4140, 16428), (4255, 15984), (4440, 15318), (4968, 13690), (4995, 13616), (5106, 13320), (5328, 12765), (5476, 12420), (5520, 12321), (6210, 10952), (6660, 10212), (6808, 9990), (6845, 9936), (7659, 8880), (7992, 8510), (8214, 8280)]