128960208

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{22963}}^1$

素因数の和:22993

約数の個数: 80

約数和(自身を含む): 398655040

約数和(自身を除く): 269694832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 5616, 22963, 45926, 68889, 91852, 137778, 183704, 206667, 275556, 298519, 367408, 413334, 551112, 597038, 620001, 826668, 895557, 1102224, 1194076, 1240002, 1653336, 1791114, 2388152, 2480004, 2686671, 3306672, 3582228, 4776304, 4960008, 5373342, 7164456, 8060013, 9920016, 10746684, 14328912, 16120026, 21493368, 32240052, 42986736, 64480104, 128960208]

約数ペア:

[(1, 128960208), (2, 64480104), (3, 42986736), (4, 32240052), (6, 21493368), (8, 16120026), (9, 14328912), (12, 10746684), (13, 9920016), (16, 8060013), (18, 7164456), (24, 5373342), (26, 4960008), (27, 4776304), (36, 3582228), (39, 3306672), (48, 2686671), (52, 2480004), (54, 2388152), (72, 1791114), (78, 1653336), (104, 1240002), (108, 1194076), (117, 1102224), (144, 895557), (156, 826668), (208, 620001), (216, 597038), (234, 551112), (312, 413334), (351, 367408), (432, 298519), (468, 275556), (624, 206667), (702, 183704), (936, 137778), (1404, 91852), (1872, 68889), (2808, 45926), (5616, 22963)]