225567440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:337

約数の個数: 160

約数和(自身を含む): 635959296

約数和(自身を除く): 410391856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 83, 92, 112, 115, 140, 161, 166, 184, 211, 230, 280, 322, 332, 368, 415, 422, 460, 560, 581, 644, 664, 805, 830, 844, 920, 1055, 1162, 1288, 1328, 1477, 1610, 1660, 1688, 1840, 1909, 2110, 2324, 2576, 2905, 2954, 3220, 3320, 3376, 3818, 4220, 4648, 4853, 5810, 5908, 6440, 6640, 7385, 7636, 8440, 9296, 9545, 9706, 11620, 11816, 12880, 13363, 14770, 15272, 16880, 17513, 19090, 19412, 23240, 23632, 24265, 26726, 29540, 30544, 33971, 35026, 38180, 38824, 46480, 48530, 53452, 59080, 66815, 67942, 70052, 76360, 77648, 87565, 97060, 106904, 118160, 122591, 133630, 135884, 140104, 152720, 169855, 175130, 194120, 213808, 245182, 267260, 271768, 280208, 339710, 350260, 388240, 402799, 490364, 534520, 543536, 612955, 679420, 700520, 805598, 980728, 1069040, 1225910, 1358840, 1401040, 1611196, 1961456, 2013995, 2451820, 2717680, 2819593, 3222392, 4027990, 4903640, 5639186, 6444784, 8055980, 9807280, 11278372, 14097965, 16111960, 22556744, 28195930, 32223920, 45113488, 56391860, 112783720, 225567440]

約数ペア:

[(1, 225567440), (2, 112783720), (4, 56391860), (5, 45113488), (7, 32223920), (8, 28195930), (10, 22556744), (14, 16111960), (16, 14097965), (20, 11278372), (23, 9807280), (28, 8055980), (35, 6444784), (40, 5639186), (46, 4903640), (56, 4027990), (70, 3222392), (80, 2819593), (83, 2717680), (92, 2451820), (112, 2013995), (115, 1961456), (140, 1611196), (161, 1401040), (166, 1358840), (184, 1225910), (211, 1069040), (230, 980728), (280, 805598), (322, 700520), (332, 679420), (368, 612955), (415, 543536), (422, 534520), (460, 490364), (560, 402799), (581, 388240), (644, 350260), (664, 339710), (805, 280208), (830, 271768), (844, 267260), (920, 245182), (1055, 213808), (1162, 194120), (1288, 175130), (1328, 169855), (1477, 152720), (1610, 140104), (1660, 135884), (1688, 133630), (1840, 122591), (1909, 118160), (2110, 106904), (2324, 97060), (2576, 87565), (2905, 77648), (2954, 76360), (3220, 70052), (3320, 67942), (3376, 66815), (3818, 59080), (4220, 53452), (4648, 48530), (4853, 46480), (5810, 38824), (5908, 38180), (6440, 35026), (6640, 33971), (7385, 30544), (7636, 29540), (8440, 26726), (9296, 24265), (9545, 23632), (9706, 23240), (11620, 19412), (11816, 19090), (12880, 17513), (13363, 16880), (14770, 15272)]