255501876

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:290

約数の個数: 144

約数和(自身を含む): 728082432

約数和(自身を除く): 472580556

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 84, 93, 98, 107, 124, 131, 147, 186, 196, 214, 217, 262, 294, 321, 372, 393, 428, 434, 524, 588, 642, 651, 749, 786, 868, 917, 1284, 1302, 1498, 1519, 1572, 1834, 2247, 2604, 2751, 2996, 3038, 3317, 3668, 4061, 4494, 4557, 5243, 5502, 6076, 6419, 6634, 8122, 8988, 9114, 9951, 10486, 11004, 12183, 12838, 13268, 14017, 15729, 16244, 18228, 19257, 19902, 20972, 23219, 24366, 25676, 28034, 28427, 31458, 38514, 39804, 42051, 46438, 48732, 56068, 56854, 62916, 69657, 77028, 84102, 85281, 92876, 98119, 113708, 139314, 162533, 168204, 170562, 196238, 198989, 278628, 294357, 325066, 341124, 392476, 397978, 434527, 487599, 588714, 596967, 650132, 686833, 795956, 869054, 975198, 1177428, 1193934, 1303581, 1373666, 1738108, 1950396, 2060499, 2387868, 2607162, 2747332, 3041689, 4120998, 5214324, 6083378, 8241996, 9125067, 12166756, 18250134, 21291823, 36500268, 42583646, 63875469, 85167292, 127750938, 255501876]

約数ペア:

[(1, 255501876), (2, 127750938), (3, 85167292), (4, 63875469), (6, 42583646), (7, 36500268), (12, 21291823), (14, 18250134), (21, 12166756), (28, 9125067), (31, 8241996), (42, 6083378), (49, 5214324), (62, 4120998), (84, 3041689), (93, 2747332), (98, 2607162), (107, 2387868), (124, 2060499), (131, 1950396), (147, 1738108), (186, 1373666), (196, 1303581), (214, 1193934), (217, 1177428), (262, 975198), (294, 869054), (321, 795956), (372, 686833), (393, 650132), (428, 596967), (434, 588714), (524, 487599), (588, 434527), (642, 397978), (651, 392476), (749, 341124), (786, 325066), (868, 294357), (917, 278628), (1284, 198989), (1302, 196238), (1498, 170562), (1519, 168204), (1572, 162533), (1834, 139314), (2247, 113708), (2604, 98119), (2751, 92876), (2996, 85281), (3038, 84102), (3317, 77028), (3668, 69657), (4061, 62916), (4494, 56854), (4557, 56068), (5243, 48732), (5502, 46438), (6076, 42051), (6419, 39804), (6634, 38514), (8122, 31458), (8988, 28427), (9114, 28034), (9951, 25676), (10486, 24366), (11004, 23219), (12183, 20972), (12838, 19902), (13268, 19257), (14017, 18228), (15729, 16244)]