691640040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{63337}}^1$

素因数の和:63371

約数の個数: 128

約数和(自身を含む): 2553788160

約数和(自身を除く): 1862148120

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, 63337, 126674, 190011, 253348, 316685, 380022, 443359, 506696, 633370, 760044, 823381, 886718, 950055, 1266740, 1330077, 1520088, 1646762, 1773436, 1900110, 2216795, 2470143, 2533480, 2660154, 3293524, 3546872, 3800220, 4116905, 4433590, 4940286, 5320308, 5763667, 6587048, 6650385, 7600440, 8233810, 8867180, 9880572, 10640616, 11527334, 12350715, 13300770, 16467620, 17291001, 17734360, 19761144, 23054668, 24701430, 26601540, 28818335, 32935240, 34582002, 46109336, 49402860, 53203080, 57636670, 69164004, 86455005, 98805720, 115273340, 138328008, 172910010, 230546680, 345820020, 691640040]

約数ペア:

[(1, 691640040), (2, 345820020), (3, 230546680), (4, 172910010), (5, 138328008), (6, 115273340), (7, 98805720), (8, 86455005), (10, 69164004), (12, 57636670), (13, 53203080), (14, 49402860), (15, 46109336), (20, 34582002), (21, 32935240), (24, 28818335), (26, 26601540), (28, 24701430), (30, 23054668), (35, 19761144), (39, 17734360), (40, 17291001), (42, 16467620), (52, 13300770), (56, 12350715), (60, 11527334), (65, 10640616), (70, 9880572), (78, 8867180), (84, 8233810), (91, 7600440), (104, 6650385), (105, 6587048), (120, 5763667), (130, 5320308), (140, 4940286), (156, 4433590), (168, 4116905), (182, 3800220), (195, 3546872), (210, 3293524), (260, 2660154), (273, 2533480), (280, 2470143), (312, 2216795), (364, 1900110), (390, 1773436), (420, 1646762), (455, 1520088), (520, 1330077), (546, 1266740), (728, 950055), (780, 886718), (840, 823381), (910, 760044), (1092, 633370), (1365, 506696), (1560, 443359), (1820, 380022), (2184, 316685), (2730, 253348), (3640, 190011), (5460, 126674), (10920, 63337)]