221927760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:274

約数の個数: 240

約数和(自身を含む): 786759168

約数和(自身を除く): 564831408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 61, 62, 72, 80, 90, 93, 120, 122, 124, 144, 155, 163, 180, 183, 186, 240, 244, 248, 279, 305, 310, 326, 360, 366, 372, 465, 488, 489, 496, 549, 558, 610, 620, 652, 720, 732, 744, 815, 915, 930, 976, 978, 1098, 1116, 1220, 1240, 1304, 1395, 1464, 1467, 1488, 1630, 1830, 1860, 1891, 1956, 2196, 2232, 2440, 2445, 2480, 2608, 2745, 2790, 2928, 2934, 3260, 3660, 3720, 3782, 3912, 4392, 4464, 4880, 4890, 5053, 5490, 5580, 5673, 5868, 6520, 7320, 7335, 7440, 7564, 7824, 8784, 9455, 9780, 9943, 10106, 10980, 11160, 11346, 11736, 13040, 14640, 14670, 15128, 15159, 17019, 18910, 19560, 19886, 20212, 21960, 22320, 22692, 23472, 25265, 28365, 29340, 29829, 30256, 30318, 34038, 37820, 39120, 39772, 40424, 43920, 45384, 45477, 49715, 50530, 56730, 58680, 59658, 60636, 68076, 75640, 75795, 79544, 80848, 85095, 89487, 90768, 90954, 99430, 101060, 113460, 117360, 119316, 121272, 136152, 149145, 151280, 151590, 159088, 170190, 178974, 181908, 198860, 202120, 226920, 227385, 238632, 242544, 272304, 298290, 303180, 308233, 340380, 357948, 363816, 397720, 404240, 447435, 453840, 454770, 477264, 596580, 606360, 616466, 680760, 715896, 727632, 795440, 894870, 909540, 924699, 1193160, 1212720, 1232932, 1361520, 1431792, 1541165, 1789740, 1819080, 1849398, 2386320, 2465864, 2774097, 3082330, 3579480, 3638160, 3698796, 4623495, 4931728, 5548194, 6164660, 7158960, 7397592, 9246990, 11096388, 12329320, 13870485, 14795184, 18493980, 22192776, 24658640, 27740970, 36987960, 44385552, 55481940, 73975920, 110963880, 221927760]

約数ペア:

[(1, 221927760), (2, 110963880), (3, 73975920), (4, 55481940), (5, 44385552), (6, 36987960), (8, 27740970), (9, 24658640), (10, 22192776), (12, 18493980), (15, 14795184), (16, 13870485), (18, 12329320), (20, 11096388), (24, 9246990), (30, 7397592), (31, 7158960), (36, 6164660), (40, 5548194), (45, 4931728), (48, 4623495), (60, 3698796), (61, 3638160), (62, 3579480), (72, 3082330), (80, 2774097), (90, 2465864), (93, 2386320), (120, 1849398), (122, 1819080), (124, 1789740), (144, 1541165), (155, 1431792), (163, 1361520), (180, 1232932), (183, 1212720), (186, 1193160), (240, 924699), (244, 909540), (248, 894870), (279, 795440), (305, 727632), (310, 715896), (326, 680760), (360, 616466), (366, 606360), (372, 596580), (465, 477264), (488, 454770), (489, 453840), (496, 447435), (549, 404240), (558, 397720), (610, 363816), (620, 357948), (652, 340380), (720, 308233), (732, 303180), (744, 298290), (815, 272304), (915, 242544), (930, 238632), (976, 227385), (978, 226920), (1098, 202120), (1116, 198860), (1220, 181908), (1240, 178974), (1304, 170190), (1395, 159088), (1464, 151590), (1467, 151280), (1488, 149145), (1630, 136152), (1830, 121272), (1860, 119316), (1891, 117360), (1956, 113460), (2196, 101060), (2232, 99430), (2440, 90954), (2445, 90768), (2480, 89487), (2608, 85095), (2745, 80848), (2790, 79544), (2928, 75795), (2934, 75640), (3260, 68076), (3660, 60636), (3720, 59658), (3782, 58680), (3912, 56730), (4392, 50530), (4464, 49715), (4880, 45477), (4890, 45384), (5053, 43920), (5490, 40424), (5580, 39772), (5673, 39120), (5868, 37820), (6520, 34038), (7320, 30318), (7335, 30256), (7440, 29829), (7564, 29340), (7824, 28365), (8784, 25265), (9455, 23472), (9780, 22692), (9943, 22320), (10106, 21960), (10980, 20212), (11160, 19886), (11346, 19560), (11736, 18910), (13040, 17019), (14640, 15159), (14670, 15128)]