661428648

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{739}}^1$

素因数の和:1183

約数の個数: 96

約数和(自身を含む): 1856275200

約数和(自身を除く): 1194846552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 401, 558, 739, 744, 802, 1116, 1203, 1478, 1604, 2217, 2232, 2406, 2956, 3208, 3609, 4434, 4812, 5912, 6651, 7218, 8868, 9624, 12431, 13302, 14436, 17736, 22909, 24862, 26604, 28872, 37293, 45818, 49724, 53208, 68727, 74586, 91636, 99448, 111879, 137454, 149172, 183272, 206181, 223758, 274908, 296339, 298344, 412362, 447516, 549816, 592678, 824724, 889017, 895032, 1185356, 1649448, 1778034, 2370712, 2667051, 3556068, 5334102, 7112136, 9186509, 10668204, 18373018, 21336408, 27559527, 36746036, 55119054, 73492072, 82678581, 110238108, 165357162, 220476216, 330714324, 661428648]

約数ペア:

[(1, 661428648), (2, 330714324), (3, 220476216), (4, 165357162), (6, 110238108), (8, 82678581), (9, 73492072), (12, 55119054), (18, 36746036), (24, 27559527), (31, 21336408), (36, 18373018), (62, 10668204), (72, 9186509), (93, 7112136), (124, 5334102), (186, 3556068), (248, 2667051), (279, 2370712), (372, 1778034), (401, 1649448), (558, 1185356), (739, 895032), (744, 889017), (802, 824724), (1116, 592678), (1203, 549816), (1478, 447516), (1604, 412362), (2217, 298344), (2232, 296339), (2406, 274908), (2956, 223758), (3208, 206181), (3609, 183272), (4434, 149172), (4812, 137454), (5912, 111879), (6651, 99448), (7218, 91636), (8868, 74586), (9624, 68727), (12431, 53208), (13302, 49724), (14436, 45818), (17736, 37293), (22909, 28872), (24862, 26604)]