31633380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:186

約数の個数: 144

約数和(自身を含む): 101285184

約数和(自身を除く): 69651804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 61, 67, 86, 90, 122, 129, 134, 172, 180, 183, 201, 215, 244, 258, 268, 305, 335, 366, 387, 402, 430, 516, 549, 603, 610, 645, 670, 732, 774, 804, 860, 915, 1005, 1098, 1206, 1220, 1290, 1340, 1548, 1830, 1935, 2010, 2196, 2412, 2580, 2623, 2745, 2881, 3015, 3660, 3870, 4020, 4087, 5246, 5490, 5762, 6030, 7740, 7869, 8174, 8643, 10492, 10980, 11524, 12060, 12261, 13115, 14405, 15738, 16348, 17286, 20435, 23607, 24522, 25929, 26230, 28810, 31476, 34572, 36783, 39345, 40870, 43215, 47214, 49044, 51858, 52460, 57620, 61305, 73566, 78690, 81740, 86430, 94428, 103716, 118035, 122610, 129645, 147132, 157380, 172860, 175741, 183915, 236070, 245220, 259290, 351482, 367830, 472140, 518580, 527223, 702964, 735660, 878705, 1054446, 1581669, 1757410, 2108892, 2636115, 3163338, 3514820, 5272230, 6326676, 7908345, 10544460, 15816690, 31633380]

約数ペア:

[(1, 31633380), (2, 15816690), (3, 10544460), (4, 7908345), (5, 6326676), (6, 5272230), (9, 3514820), (10, 3163338), (12, 2636115), (15, 2108892), (18, 1757410), (20, 1581669), (30, 1054446), (36, 878705), (43, 735660), (45, 702964), (60, 527223), (61, 518580), (67, 472140), (86, 367830), (90, 351482), (122, 259290), (129, 245220), (134, 236070), (172, 183915), (180, 175741), (183, 172860), (201, 157380), (215, 147132), (244, 129645), (258, 122610), (268, 118035), (305, 103716), (335, 94428), (366, 86430), (387, 81740), (402, 78690), (430, 73566), (516, 61305), (549, 57620), (603, 52460), (610, 51858), (645, 49044), (670, 47214), (732, 43215), (774, 40870), (804, 39345), (860, 36783), (915, 34572), (1005, 31476), (1098, 28810), (1206, 26230), (1220, 25929), (1290, 24522), (1340, 23607), (1548, 20435), (1830, 17286), (1935, 16348), (2010, 15738), (2196, 14405), (2412, 13115), (2580, 12261), (2623, 12060), (2745, 11524), (2881, 10980), (3015, 10492), (3660, 8643), (3870, 8174), (4020, 7869), (4087, 7740), (5246, 6030), (5490, 5762)]