31316940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9157}}^1$

素因数の和:9191

約数の個数: 72

約数和(自身を含む): 100005360

約数和(自身を除く): 68688420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 9157, 18314, 27471, 36628, 45785, 54942, 82413, 91570, 109884, 137355, 164826, 173983, 183140, 274710, 329652, 347966, 412065, 521949, 549420, 695932, 824130, 869915, 1043898, 1565847, 1648260, 1739830, 2087796, 2609745, 3131694, 3479660, 5219490, 6263388, 7829235, 10438980, 15658470, 31316940]

約数ペア:

[(1, 31316940), (2, 15658470), (3, 10438980), (4, 7829235), (5, 6263388), (6, 5219490), (9, 3479660), (10, 3131694), (12, 2609745), (15, 2087796), (18, 1739830), (19, 1648260), (20, 1565847), (30, 1043898), (36, 869915), (38, 824130), (45, 695932), (57, 549420), (60, 521949), (76, 412065), (90, 347966), (95, 329652), (114, 274710), (171, 183140), (180, 173983), (190, 164826), (228, 137355), (285, 109884), (342, 91570), (380, 82413), (570, 54942), (684, 45785), (855, 36628), (1140, 27471), (1710, 18314), (3420, 9157)]