121631640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77969}}^1$

素因数の和:77996

約数の個数: 64

約数和(自身を含む): 392968800

約数和(自身を除く): 271337160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 77969, 155938, 233907, 311876, 389845, 467814, 623752, 779690, 935628, 1013597, 1169535, 1559380, 1871256, 2027194, 2339070, 3040791, 3118760, 4054388, 4678140, 5067985, 6081582, 8108776, 9356280, 10135970, 12163164, 15203955, 20271940, 24326328, 30407910, 40543880, 60815820, 121631640]

約数ペア:

[(1, 121631640), (2, 60815820), (3, 40543880), (4, 30407910), (5, 24326328), (6, 20271940), (8, 15203955), (10, 12163164), (12, 10135970), (13, 9356280), (15, 8108776), (20, 6081582), (24, 5067985), (26, 4678140), (30, 4054388), (39, 3118760), (40, 3040791), (52, 2339070), (60, 2027194), (65, 1871256), (78, 1559380), (104, 1169535), (120, 1013597), (130, 935628), (156, 779690), (195, 623752), (260, 467814), (312, 389845), (390, 311876), (520, 233907), (780, 155938), (1560, 77969)]