179972520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16481}}^1$

素因数の和:16515

約数の個数: 128

約数和(自身を含む): 664554240

約数和(自身を除く): 484581720

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, 16481, 32962, 49443, 65924, 82405, 98886, 115367, 131848, 164810, 197772, 214253, 230734, 247215, 329620, 346101, 395544, 428506, 461468, 494430, 576835, 642759, 659240, 692202, 857012, 922936, 988860, 1071265, 1153670, 1285518, 1384404, 1499771, 1714024, 1730505, 1977720, 2142530, 2307340, 2571036, 2768808, 2999542, 3213795, 3461010, 4285060, 4499313, 4614680, 5142072, 5999084, 6427590, 6922020, 7498855, 8570120, 8998626, 11998168, 12855180, 13844040, 14997710, 17997252, 22496565, 25710360, 29995420, 35994504, 44993130, 59990840, 89986260, 179972520]

約数ペア:

[(1, 179972520), (2, 89986260), (3, 59990840), (4, 44993130), (5, 35994504), (6, 29995420), (7, 25710360), (8, 22496565), (10, 17997252), (12, 14997710), (13, 13844040), (14, 12855180), (15, 11998168), (20, 8998626), (21, 8570120), (24, 7498855), (26, 6922020), (28, 6427590), (30, 5999084), (35, 5142072), (39, 4614680), (40, 4499313), (42, 4285060), (52, 3461010), (56, 3213795), (60, 2999542), (65, 2768808), (70, 2571036), (78, 2307340), (84, 2142530), (91, 1977720), (104, 1730505), (105, 1714024), (120, 1499771), (130, 1384404), (140, 1285518), (156, 1153670), (168, 1071265), (182, 988860), (195, 922936), (210, 857012), (260, 692202), (273, 659240), (280, 642759), (312, 576835), (364, 494430), (390, 461468), (420, 428506), (455, 395544), (520, 346101), (546, 329620), (728, 247215), (780, 230734), (840, 214253), (910, 197772), (1092, 164810), (1365, 131848), (1560, 115367), (1820, 98886), (2184, 82405), (2730, 65924), (3640, 49443), (5460, 32962), (10920, 16481)]