204355020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:487

約数の個数: 96

約数和(自身を含む): 584236800

約数和(自身を除く): 379881780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 139, 214, 229, 278, 321, 417, 428, 458, 535, 556, 642, 687, 695, 834, 916, 1070, 1145, 1284, 1374, 1390, 1605, 1668, 2085, 2140, 2290, 2748, 2780, 3210, 3435, 4170, 4580, 6420, 6870, 8340, 13740, 14873, 24503, 29746, 31831, 44619, 49006, 59492, 63662, 73509, 74365, 89238, 95493, 98012, 122515, 127324, 147018, 148730, 159155, 178476, 190986, 223095, 245030, 294036, 297460, 318310, 367545, 381972, 446190, 477465, 490060, 636620, 735090, 892380, 954930, 1470180, 1909860, 3405917, 6811834, 10217751, 13623668, 17029585, 20435502, 34059170, 40871004, 51088755, 68118340, 102177510, 204355020]

約数ペア:

[(1, 204355020), (2, 102177510), (3, 68118340), (4, 51088755), (5, 40871004), (6, 34059170), (10, 20435502), (12, 17029585), (15, 13623668), (20, 10217751), (30, 6811834), (60, 3405917), (107, 1909860), (139, 1470180), (214, 954930), (229, 892380), (278, 735090), (321, 636620), (417, 490060), (428, 477465), (458, 446190), (535, 381972), (556, 367545), (642, 318310), (687, 297460), (695, 294036), (834, 245030), (916, 223095), (1070, 190986), (1145, 178476), (1284, 159155), (1374, 148730), (1390, 147018), (1605, 127324), (1668, 122515), (2085, 98012), (2140, 95493), (2290, 89238), (2748, 74365), (2780, 73509), (3210, 63662), (3435, 59492), (4170, 49006), (4580, 44619), (6420, 31831), (6870, 29746), (8340, 24503), (13740, 14873)]