304844980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{1223}}^1$

素因数の和:1357

約数の個数: 72

約数和(自身を含む): 711075456

約数和(自身を除く): 406230476

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 121, 206, 220, 242, 412, 484, 515, 605, 1030, 1133, 1210, 1223, 2060, 2266, 2420, 2446, 4532, 4892, 5665, 6115, 11330, 12230, 12463, 13453, 22660, 24460, 24926, 26906, 49852, 53812, 62315, 67265, 124630, 125969, 134530, 147983, 249260, 251938, 269060, 295966, 503876, 591932, 629845, 739915, 1259690, 1385659, 1479830, 2519380, 2771318, 2959660, 5542636, 6928295, 13856590, 15242249, 27713180, 30484498, 60968996, 76211245, 152422490, 304844980]

約数ペア:

[(1, 304844980), (2, 152422490), (4, 76211245), (5, 60968996), (10, 30484498), (11, 27713180), (20, 15242249), (22, 13856590), (44, 6928295), (55, 5542636), (103, 2959660), (110, 2771318), (121, 2519380), (206, 1479830), (220, 1385659), (242, 1259690), (412, 739915), (484, 629845), (515, 591932), (605, 503876), (1030, 295966), (1133, 269060), (1210, 251938), (1223, 249260), (2060, 147983), (2266, 134530), (2420, 125969), (2446, 124630), (4532, 67265), (4892, 62315), (5665, 53812), (6115, 49852), (11330, 26906), (12230, 24926), (12463, 24460), (13453, 22660)]