130213720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{431}}^1$

素因数の和:545

約数の個数: 128

約数和(自身を含む): 365783040

約数和(自身を除く): 235569320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 83, 91, 104, 130, 140, 166, 182, 260, 280, 332, 364, 415, 431, 455, 520, 581, 664, 728, 830, 862, 910, 1079, 1162, 1660, 1724, 1820, 2155, 2158, 2324, 2905, 3017, 3320, 3448, 3640, 4310, 4316, 4648, 5395, 5603, 5810, 6034, 7553, 8620, 8632, 10790, 11206, 11620, 12068, 15085, 15106, 17240, 21580, 22412, 23240, 24136, 28015, 30170, 30212, 35773, 37765, 39221, 43160, 44824, 56030, 60340, 60424, 71546, 75530, 78442, 112060, 120680, 143092, 151060, 156884, 178865, 196105, 224120, 250411, 286184, 302120, 313768, 357730, 392210, 465049, 500822, 715460, 784420, 930098, 1001644, 1252055, 1430920, 1568840, 1860196, 2003288, 2325245, 2504110, 3255343, 3720392, 4650490, 5008220, 6510686, 9300980, 10016440, 13021372, 16276715, 18601960, 26042744, 32553430, 65106860, 130213720]

約数ペア:

[(1, 130213720), (2, 65106860), (4, 32553430), (5, 26042744), (7, 18601960), (8, 16276715), (10, 13021372), (13, 10016440), (14, 9300980), (20, 6510686), (26, 5008220), (28, 4650490), (35, 3720392), (40, 3255343), (52, 2504110), (56, 2325245), (65, 2003288), (70, 1860196), (83, 1568840), (91, 1430920), (104, 1252055), (130, 1001644), (140, 930098), (166, 784420), (182, 715460), (260, 500822), (280, 465049), (332, 392210), (364, 357730), (415, 313768), (431, 302120), (455, 286184), (520, 250411), (581, 224120), (664, 196105), (728, 178865), (830, 156884), (862, 151060), (910, 143092), (1079, 120680), (1162, 112060), (1660, 78442), (1724, 75530), (1820, 71546), (2155, 60424), (2158, 60340), (2324, 56030), (2905, 44824), (3017, 43160), (3320, 39221), (3448, 37765), (3640, 35773), (4310, 30212), (4316, 30170), (4648, 28015), (5395, 24136), (5603, 23240), (5810, 22412), (6034, 21580), (7553, 17240), (8620, 15106), (8632, 15085), (10790, 12068), (11206, 11620)]