228780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:87

約数の個数: 72

約数和(自身を含む): 733824

約数和(自身を除く): 505044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 41, 45, 60, 62, 82, 90, 93, 123, 124, 155, 164, 180, 186, 205, 246, 279, 310, 369, 372, 410, 465, 492, 558, 615, 620, 738, 820, 930, 1116, 1230, 1271, 1395, 1476, 1845, 1860, 2460, 2542, 2790, 3690, 3813, 5084, 5580, 6355, 7380, 7626, 11439, 12710, 15252, 19065, 22878, 25420, 38130, 45756, 57195, 76260, 114390, 228780]

約数ペア:

[(1, 228780), (2, 114390), (3, 76260), (4, 57195), (5, 45756), (6, 38130), (9, 25420), (10, 22878), (12, 19065), (15, 15252), (18, 12710), (20, 11439), (30, 7626), (31, 7380), (36, 6355), (41, 5580), (45, 5084), (60, 3813), (62, 3690), (82, 2790), (90, 2542), (93, 2460), (123, 1860), (124, 1845), (155, 1476), (164, 1395), (180, 1271), (186, 1230), (205, 1116), (246, 930), (279, 820), (310, 738), (369, 620), (372, 615), (410, 558), (465, 492)]