258380772

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{487}}^1$

素因数の和:705

約数の個数: 96

約数和(自身を含む): 688665600

約数和(自身を除く): 430284828

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 179, 228, 247, 358, 487, 494, 537, 716, 741, 974, 988, 1074, 1461, 1482, 1948, 2148, 2327, 2922, 2964, 3401, 4654, 5844, 6331, 6802, 6981, 9253, 9308, 10203, 12662, 13604, 13962, 18506, 18993, 20406, 25324, 27759, 27924, 37012, 37986, 40812, 44213, 55518, 75972, 87173, 88426, 111036, 120289, 132639, 174346, 176852, 240578, 261519, 265278, 348692, 360867, 481156, 523038, 530556, 721734, 1046076, 1133249, 1443468, 1656287, 2266498, 3312574, 3399747, 4532996, 4968861, 6625148, 6799494, 9937722, 13598988, 19875444, 21531731, 43063462, 64595193, 86126924, 129190386, 258380772]

約数ペア:

[(1, 258380772), (2, 129190386), (3, 86126924), (4, 64595193), (6, 43063462), (12, 21531731), (13, 19875444), (19, 13598988), (26, 9937722), (38, 6799494), (39, 6625148), (52, 4968861), (57, 4532996), (76, 3399747), (78, 3312574), (114, 2266498), (156, 1656287), (179, 1443468), (228, 1133249), (247, 1046076), (358, 721734), (487, 530556), (494, 523038), (537, 481156), (716, 360867), (741, 348692), (974, 265278), (988, 261519), (1074, 240578), (1461, 176852), (1482, 174346), (1948, 132639), (2148, 120289), (2327, 111036), (2922, 88426), (2964, 87173), (3401, 75972), (4654, 55518), (5844, 44213), (6331, 40812), (6802, 37986), (6981, 37012), (9253, 27924), (9308, 27759), (10203, 25324), (12662, 20406), (13604, 18993), (13962, 18506)]