265221836

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:387

約数の個数: 72

約数和(自身を含む): 543406080

約数和(自身を除く): 278184244

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 151, 191, 209, 242, 302, 382, 418, 484, 604, 764, 836, 1661, 2101, 2299, 2869, 3322, 3629, 4202, 4598, 5738, 6644, 7258, 8404, 9196, 11476, 14516, 18271, 23111, 28841, 31559, 36542, 39919, 46222, 57682, 63118, 73084, 79838, 92444, 115364, 126236, 159676, 317251, 347149, 439109, 547979, 634502, 694298, 878218, 1095958, 1269004, 1388596, 1756436, 2191916, 3489761, 6027769, 6979522, 12055538, 13959044, 24111076, 66305459, 132610918, 265221836]

約数ペア:

[(1, 265221836), (2, 132610918), (4, 66305459), (11, 24111076), (19, 13959044), (22, 12055538), (38, 6979522), (44, 6027769), (76, 3489761), (121, 2191916), (151, 1756436), (191, 1388596), (209, 1269004), (242, 1095958), (302, 878218), (382, 694298), (418, 634502), (484, 547979), (604, 439109), (764, 347149), (836, 317251), (1661, 159676), (2101, 126236), (2299, 115364), (2869, 92444), (3322, 79838), (3629, 73084), (4202, 63118), (4598, 57682), (5738, 46222), (6644, 39919), (7258, 36542), (8404, 31559), (9196, 28841), (11476, 23111), (14516, 18271)]