87190020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{503}}^1$

素因数の和:631

約数の個数: 120

約数和(自身を含む): 276623424

約数和(自身を除く): 189433404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 107, 108, 135, 162, 180, 214, 270, 321, 324, 405, 428, 503, 535, 540, 642, 810, 963, 1006, 1070, 1284, 1509, 1605, 1620, 1926, 2012, 2140, 2515, 2889, 3018, 3210, 3852, 4527, 4815, 5030, 5778, 6036, 6420, 7545, 8667, 9054, 9630, 10060, 11556, 13581, 14445, 15090, 17334, 18108, 19260, 22635, 27162, 28890, 30180, 34668, 40743, 43335, 45270, 53821, 54324, 57780, 67905, 81486, 86670, 90540, 107642, 135810, 161463, 162972, 173340, 203715, 215284, 269105, 271620, 322926, 407430, 484389, 538210, 645852, 807315, 814860, 968778, 1076420, 1453167, 1614630, 1937556, 2421945, 2906334, 3229260, 4359501, 4843890, 5812668, 7265835, 8719002, 9687780, 14531670, 17438004, 21797505, 29063340, 43595010, 87190020]

約数ペア:

[(1, 87190020), (2, 43595010), (3, 29063340), (4, 21797505), (5, 17438004), (6, 14531670), (9, 9687780), (10, 8719002), (12, 7265835), (15, 5812668), (18, 4843890), (20, 4359501), (27, 3229260), (30, 2906334), (36, 2421945), (45, 1937556), (54, 1614630), (60, 1453167), (81, 1076420), (90, 968778), (107, 814860), (108, 807315), (135, 645852), (162, 538210), (180, 484389), (214, 407430), (270, 322926), (321, 271620), (324, 269105), (405, 215284), (428, 203715), (503, 173340), (535, 162972), (540, 161463), (642, 135810), (810, 107642), (963, 90540), (1006, 86670), (1070, 81486), (1284, 67905), (1509, 57780), (1605, 54324), (1620, 53821), (1926, 45270), (2012, 43335), (2140, 40743), (2515, 34668), (2889, 30180), (3018, 28890), (3210, 27162), (3852, 22635), (4527, 19260), (4815, 18108), (5030, 17334), (5778, 15090), (6036, 14445), (6420, 13581), (7545, 11556), (8667, 10060), (9054, 9630)]