15815484

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 41583360

約数和(自身を除く): 25767876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 79, 83, 134, 158, 166, 201, 237, 249, 268, 316, 332, 402, 474, 498, 603, 711, 747, 804, 948, 996, 1206, 1422, 1494, 2412, 2844, 2988, 5293, 5561, 6557, 10586, 11122, 13114, 15879, 16683, 19671, 21172, 22244, 26228, 31758, 33366, 39342, 47637, 50049, 59013, 63516, 66732, 78684, 95274, 100098, 118026, 190548, 200196, 236052, 439319, 878638, 1317957, 1757276, 2635914, 3953871, 5271828, 7907742, 15815484]

約数ペア:

[(1, 15815484), (2, 7907742), (3, 5271828), (4, 3953871), (6, 2635914), (9, 1757276), (12, 1317957), (18, 878638), (36, 439319), (67, 236052), (79, 200196), (83, 190548), (134, 118026), (158, 100098), (166, 95274), (201, 78684), (237, 66732), (249, 63516), (268, 59013), (316, 50049), (332, 47637), (402, 39342), (474, 33366), (498, 31758), (603, 26228), (711, 22244), (747, 21172), (804, 19671), (948, 16683), (996, 15879), (1206, 13114), (1422, 11122), (1494, 10586), (2412, 6557), (2844, 5561), (2988, 5293)]