129019520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{929}}^1$

素因数の和:986

約数の個数: 128

約数和(自身を含む): 364262400

約数和(自身を除く): 235242880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 929, 992, 1085, 1120, 1240, 1736, 1858, 1984, 2170, 2240, 2480, 3472, 3716, 3968, 4340, 4480, 4645, 4960, 6503, 6944, 7432, 8680, 9290, 9920, 13006, 13888, 14864, 17360, 18580, 19840, 26012, 27776, 28799, 29728, 32515, 34720, 37160, 52024, 57598, 59456, 65030, 69440, 74320, 104048, 115196, 118912, 130060, 138880, 143995, 148640, 201593, 208096, 230392, 260120, 287990, 297280, 403186, 416192, 460784, 520240, 575980, 594560, 806372, 832384, 921568, 1007965, 1040480, 1151960, 1612744, 1843136, 2015930, 2080960, 2303920, 3225488, 3686272, 4031860, 4161920, 4607840, 6450976, 8063720, 9215680, 12901952, 16127440, 18431360, 25803904, 32254880, 64509760, 129019520]

約数ペア:

[(1, 129019520), (2, 64509760), (4, 32254880), (5, 25803904), (7, 18431360), (8, 16127440), (10, 12901952), (14, 9215680), (16, 8063720), (20, 6450976), (28, 4607840), (31, 4161920), (32, 4031860), (35, 3686272), (40, 3225488), (56, 2303920), (62, 2080960), (64, 2015930), (70, 1843136), (80, 1612744), (112, 1151960), (124, 1040480), (128, 1007965), (140, 921568), (155, 832384), (160, 806372), (217, 594560), (224, 575980), (248, 520240), (280, 460784), (310, 416192), (320, 403186), (434, 297280), (448, 287990), (496, 260120), (560, 230392), (620, 208096), (640, 201593), (868, 148640), (896, 143995), (929, 138880), (992, 130060), (1085, 118912), (1120, 115196), (1240, 104048), (1736, 74320), (1858, 69440), (1984, 65030), (2170, 59456), (2240, 57598), (2480, 52024), (3472, 37160), (3716, 34720), (3968, 32515), (4340, 29728), (4480, 28799), (4645, 27776), (4960, 26012), (6503, 19840), (6944, 18580), (7432, 17360), (8680, 14864), (9290, 13888), (9920, 13006)]