156916668

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^2$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 400529920

約数和(自身を除く): 243613252

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 114, 124, 149, 186, 228, 298, 372, 447, 589, 596, 894, 1178, 1767, 1788, 2356, 2831, 3534, 4619, 5662, 7068, 8493, 9238, 11324, 13857, 16986, 18476, 22201, 27714, 33972, 44402, 55428, 66603, 87761, 88804, 133206, 175522, 263283, 266412, 351044, 421819, 526566, 688231, 843638, 1053132, 1265457, 1376462, 1687276, 2064693, 2530914, 2752924, 4129386, 5061828, 8258772, 13076389, 26152778, 39229167, 52305556, 78458334, 156916668]

約数ペア:

[(1, 156916668), (2, 78458334), (3, 52305556), (4, 39229167), (6, 26152778), (12, 13076389), (19, 8258772), (31, 5061828), (38, 4129386), (57, 2752924), (62, 2530914), (76, 2064693), (93, 1687276), (114, 1376462), (124, 1265457), (149, 1053132), (186, 843638), (228, 688231), (298, 526566), (372, 421819), (447, 351044), (589, 266412), (596, 263283), (894, 175522), (1178, 133206), (1767, 88804), (1788, 87761), (2356, 66603), (2831, 55428), (3534, 44402), (4619, 33972), (5662, 27714), (7068, 22201), (8493, 18476), (9238, 16986), (11324, 13857)]