218534820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{8819}}^1$

素因数の和:8897

約数の個数: 96

約数和(自身を含む): 711244800

約数和(自身を除く): 492709980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 59, 60, 70, 84, 105, 118, 140, 177, 210, 236, 295, 354, 413, 420, 590, 708, 826, 885, 1180, 1239, 1652, 1770, 2065, 2478, 3540, 4130, 4956, 6195, 8260, 8819, 12390, 17638, 24780, 26457, 35276, 44095, 52914, 61733, 88190, 105828, 123466, 132285, 176380, 185199, 246932, 264570, 308665, 370398, 520321, 529140, 617330, 740796, 925995, 1040642, 1234660, 1560963, 1851990, 2081284, 2601605, 3121926, 3642247, 3703980, 5203210, 6243852, 7284494, 7804815, 10406420, 10926741, 14568988, 15609630, 18211235, 21853482, 31219260, 36422470, 43706964, 54633705, 72844940, 109267410, 218534820]

約数ペア:

[(1, 218534820), (2, 109267410), (3, 72844940), (4, 54633705), (5, 43706964), (6, 36422470), (7, 31219260), (10, 21853482), (12, 18211235), (14, 15609630), (15, 14568988), (20, 10926741), (21, 10406420), (28, 7804815), (30, 7284494), (35, 6243852), (42, 5203210), (59, 3703980), (60, 3642247), (70, 3121926), (84, 2601605), (105, 2081284), (118, 1851990), (140, 1560963), (177, 1234660), (210, 1040642), (236, 925995), (295, 740796), (354, 617330), (413, 529140), (420, 520321), (590, 370398), (708, 308665), (826, 264570), (885, 246932), (1180, 185199), (1239, 176380), (1652, 132285), (1770, 123466), (2065, 105828), (2478, 88190), (3540, 61733), (4130, 52914), (4956, 44095), (6195, 35276), (8260, 26457), (8819, 24780), (12390, 17638)]