225399720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20641}}^1$

素因数の和:20675

約数の個数: 128

約数和(自身を含む): 832285440

約数和(自身を除く): 606885720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 20641, 41282, 61923, 82564, 103205, 123846, 144487, 165128, 206410, 247692, 268333, 288974, 309615, 412820, 433461, 495384, 536666, 577948, 619230, 722435, 804999, 825640, 866922, 1073332, 1155896, 1238460, 1341665, 1444870, 1609998, 1733844, 1878331, 2146664, 2167305, 2476920, 2683330, 2889740, 3219996, 3467688, 3756662, 4024995, 4334610, 5366660, 5634993, 5779480, 6439992, 7513324, 8049990, 8669220, 9391655, 10733320, 11269986, 15026648, 16099980, 17338440, 18783310, 22539972, 28174965, 32199960, 37566620, 45079944, 56349930, 75133240, 112699860, 225399720]

約数ペア:

[(1, 225399720), (2, 112699860), (3, 75133240), (4, 56349930), (5, 45079944), (6, 37566620), (7, 32199960), (8, 28174965), (10, 22539972), (12, 18783310), (13, 17338440), (14, 16099980), (15, 15026648), (20, 11269986), (21, 10733320), (24, 9391655), (26, 8669220), (28, 8049990), (30, 7513324), (35, 6439992), (39, 5779480), (40, 5634993), (42, 5366660), (52, 4334610), (56, 4024995), (60, 3756662), (65, 3467688), (70, 3219996), (78, 2889740), (84, 2683330), (91, 2476920), (104, 2167305), (105, 2146664), (120, 1878331), (130, 1733844), (140, 1609998), (156, 1444870), (168, 1341665), (182, 1238460), (195, 1155896), (210, 1073332), (260, 866922), (273, 825640), (280, 804999), (312, 722435), (364, 619230), (390, 577948), (420, 536666), (455, 495384), (520, 433461), (546, 412820), (728, 309615), (780, 288974), (840, 268333), (910, 247692), (1092, 206410), (1365, 165128), (1560, 144487), (1820, 123846), (2184, 103205), (2730, 82564), (3640, 61923), (5460, 41282), (10920, 20641)]