129201720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1933}}^1$

素因数の和:2504

約数の個数: 64

約数和(自身を含む): 388501920

約数和(自身を除く): 259300200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 557, 1114, 1671, 1933, 2228, 2785, 3342, 3866, 4456, 5570, 5799, 6684, 7732, 8355, 9665, 11140, 11598, 13368, 15464, 16710, 19330, 22280, 23196, 28995, 33420, 38660, 46392, 57990, 66840, 77320, 115980, 231960, 1076681, 2153362, 3230043, 4306724, 5383405, 6460086, 8613448, 10766810, 12920172, 16150215, 21533620, 25840344, 32300430, 43067240, 64600860, 129201720]

約数ペア:

[(1, 129201720), (2, 64600860), (3, 43067240), (4, 32300430), (5, 25840344), (6, 21533620), (8, 16150215), (10, 12920172), (12, 10766810), (15, 8613448), (20, 6460086), (24, 5383405), (30, 4306724), (40, 3230043), (60, 2153362), (120, 1076681), (557, 231960), (1114, 115980), (1671, 77320), (1933, 66840), (2228, 57990), (2785, 46392), (3342, 38660), (3866, 33420), (4456, 28995), (5570, 23196), (5799, 22280), (6684, 19330), (7732, 16710), (8355, 15464), (9665, 13368), (11140, 11598)]