747780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 2323776

約数和(自身を除く): 1575996

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 103, 110, 121, 132, 165, 206, 220, 242, 309, 330, 363, 412, 484, 515, 605, 618, 660, 726, 1030, 1133, 1210, 1236, 1452, 1545, 1815, 2060, 2266, 2420, 3090, 3399, 3630, 4532, 5665, 6180, 6798, 7260, 11330, 12463, 13596, 16995, 22660, 24926, 33990, 37389, 49852, 62315, 67980, 74778, 124630, 149556, 186945, 249260, 373890, 747780]

約数ペア:

[(1, 747780), (2, 373890), (3, 249260), (4, 186945), (5, 149556), (6, 124630), (10, 74778), (11, 67980), (12, 62315), (15, 49852), (20, 37389), (22, 33990), (30, 24926), (33, 22660), (44, 16995), (55, 13596), (60, 12463), (66, 11330), (103, 7260), (110, 6798), (121, 6180), (132, 5665), (165, 4532), (206, 3630), (220, 3399), (242, 3090), (309, 2420), (330, 2266), (363, 2060), (412, 1815), (484, 1545), (515, 1452), (605, 1236), (618, 1210), (660, 1133), (726, 1030)]