221424320

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:179

約数の個数: 224

約数和(自身を含む): 626766336

約数和(自身を除く): 405342016

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 32, 34, 40, 52, 62, 64, 65, 68, 80, 85, 101, 104, 124, 130, 136, 155, 160, 170, 202, 208, 221, 248, 260, 272, 310, 320, 340, 403, 404, 416, 442, 496, 505, 520, 527, 544, 620, 680, 806, 808, 832, 884, 992, 1010, 1040, 1054, 1088, 1105, 1240, 1313, 1360, 1612, 1616, 1717, 1768, 1984, 2015, 2020, 2080, 2108, 2210, 2480, 2626, 2635, 2720, 3131, 3224, 3232, 3434, 3536, 4030, 4040, 4160, 4216, 4420, 4960, 5252, 5270, 5440, 6262, 6448, 6464, 6565, 6851, 6868, 7072, 8060, 8080, 8432, 8585, 8840, 9920, 10504, 10540, 12524, 12896, 13130, 13702, 13736, 14144, 15655, 16120, 16160, 16864, 17170, 17680, 21008, 21080, 22321, 25048, 25792, 26260, 27404, 27472, 31310, 32240, 32320, 33728, 34255, 34340, 35360, 40703, 42016, 42160, 44642, 50096, 52520, 53227, 54808, 54944, 62620, 64480, 68510, 68680, 70720, 81406, 84032, 84320, 89284, 100192, 105040, 106454, 109616, 109888, 111605, 125240, 128960, 137020, 137360, 162812, 168640, 178568, 200384, 203515, 210080, 212908, 219232, 223210, 250480, 266135, 274040, 274720, 325624, 357136, 407030, 420160, 425816, 438464, 446420, 500960, 532270, 548080, 549440, 651248, 691951, 714272, 814060, 851632, 892840, 1001920, 1064540, 1096160, 1302496, 1383902, 1428544, 1628120, 1703264, 1785680, 2129080, 2192320, 2604992, 2767804, 3256240, 3406528, 3459755, 3571360, 4258160, 5535608, 6512480, 6919510, 7142720, 8516320, 11071216, 13024960, 13839020, 17032640, 22142432, 27678040, 44284864, 55356080, 110712160, 221424320]

約数ペア:

[(1, 221424320), (2, 110712160), (4, 55356080), (5, 44284864), (8, 27678040), (10, 22142432), (13, 17032640), (16, 13839020), (17, 13024960), (20, 11071216), (26, 8516320), (31, 7142720), (32, 6919510), (34, 6512480), (40, 5535608), (52, 4258160), (62, 3571360), (64, 3459755), (65, 3406528), (68, 3256240), (80, 2767804), (85, 2604992), (101, 2192320), (104, 2129080), (124, 1785680), (130, 1703264), (136, 1628120), (155, 1428544), (160, 1383902), (170, 1302496), (202, 1096160), (208, 1064540), (221, 1001920), (248, 892840), (260, 851632), (272, 814060), (310, 714272), (320, 691951), (340, 651248), (403, 549440), (404, 548080), (416, 532270), (442, 500960), (496, 446420), (505, 438464), (520, 425816), (527, 420160), (544, 407030), (620, 357136), (680, 325624), (806, 274720), (808, 274040), (832, 266135), (884, 250480), (992, 223210), (1010, 219232), (1040, 212908), (1054, 210080), (1088, 203515), (1105, 200384), (1240, 178568), (1313, 168640), (1360, 162812), (1612, 137360), (1616, 137020), (1717, 128960), (1768, 125240), (1984, 111605), (2015, 109888), (2020, 109616), (2080, 106454), (2108, 105040), (2210, 100192), (2480, 89284), (2626, 84320), (2635, 84032), (2720, 81406), (3131, 70720), (3224, 68680), (3232, 68510), (3434, 64480), (3536, 62620), (4030, 54944), (4040, 54808), (4160, 53227), (4216, 52520), (4420, 50096), (4960, 44642), (5252, 42160), (5270, 42016), (5440, 40703), (6262, 35360), (6448, 34340), (6464, 34255), (6565, 33728), (6851, 32320), (6868, 32240), (7072, 31310), (8060, 27472), (8080, 27404), (8432, 26260), (8585, 25792), (8840, 25048), (9920, 22321), (10504, 21080), (10540, 21008), (12524, 17680), (12896, 17170), (13130, 16864), (13702, 16160), (13736, 16120), (14144, 15655)]