226679440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:225

約数の個数: 160

約数和(自身を含む): 599961600

約数和(自身を除く): 373282160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 79, 80, 89, 104, 124, 130, 155, 158, 178, 208, 248, 260, 310, 316, 356, 395, 403, 445, 496, 520, 620, 632, 712, 790, 806, 890, 1027, 1040, 1157, 1240, 1264, 1424, 1580, 1612, 1780, 2015, 2054, 2314, 2449, 2480, 2759, 3160, 3224, 3560, 4030, 4108, 4628, 4898, 5135, 5518, 5785, 6320, 6448, 7031, 7120, 8060, 8216, 9256, 9796, 10270, 11036, 11570, 12245, 13795, 14062, 16120, 16432, 18512, 19592, 20540, 22072, 23140, 24490, 27590, 28124, 31837, 32240, 35155, 35867, 39184, 41080, 44144, 46280, 48980, 55180, 56248, 63674, 70310, 71734, 82160, 91403, 92560, 97960, 110360, 112496, 127348, 140620, 143468, 159185, 179335, 182806, 195920, 217961, 220720, 254696, 281240, 286936, 318370, 358670, 365612, 435922, 457015, 509392, 562480, 573872, 636740, 717340, 731224, 871844, 914030, 1089805, 1273480, 1434680, 1462448, 1743688, 1828060, 2179610, 2546960, 2833493, 2869360, 3487376, 3656120, 4359220, 5666986, 7312240, 8718440, 11333972, 14167465, 17436880, 22667944, 28334930, 45335888, 56669860, 113339720, 226679440]

約数ペア:

[(1, 226679440), (2, 113339720), (4, 56669860), (5, 45335888), (8, 28334930), (10, 22667944), (13, 17436880), (16, 14167465), (20, 11333972), (26, 8718440), (31, 7312240), (40, 5666986), (52, 4359220), (62, 3656120), (65, 3487376), (79, 2869360), (80, 2833493), (89, 2546960), (104, 2179610), (124, 1828060), (130, 1743688), (155, 1462448), (158, 1434680), (178, 1273480), (208, 1089805), (248, 914030), (260, 871844), (310, 731224), (316, 717340), (356, 636740), (395, 573872), (403, 562480), (445, 509392), (496, 457015), (520, 435922), (620, 365612), (632, 358670), (712, 318370), (790, 286936), (806, 281240), (890, 254696), (1027, 220720), (1040, 217961), (1157, 195920), (1240, 182806), (1264, 179335), (1424, 159185), (1580, 143468), (1612, 140620), (1780, 127348), (2015, 112496), (2054, 110360), (2314, 97960), (2449, 92560), (2480, 91403), (2759, 82160), (3160, 71734), (3224, 70310), (3560, 63674), (4030, 56248), (4108, 55180), (4628, 48980), (4898, 46280), (5135, 44144), (5518, 41080), (5785, 39184), (6320, 35867), (6448, 35155), (7031, 32240), (7120, 31837), (8060, 28124), (8216, 27590), (9256, 24490), (9796, 23140), (10270, 22072), (11036, 20540), (11570, 19592), (12245, 18512), (13795, 16432), (14062, 16120)]