154415988

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:517

約数の個数: 72

約数和(自身を含む): 397837440

約数和(自身を除く): 243421452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 137, 239, 262, 274, 393, 411, 478, 524, 548, 717, 786, 822, 956, 1179, 1233, 1434, 1572, 1644, 2151, 2358, 2466, 2868, 4302, 4716, 4932, 8604, 17947, 31309, 32743, 35894, 53841, 62618, 65486, 71788, 93927, 98229, 107682, 125236, 130972, 161523, 187854, 196458, 215364, 281781, 294687, 323046, 375708, 392916, 563562, 589374, 646092, 1127124, 1178748, 4289333, 8578666, 12867999, 17157332, 25735998, 38603997, 51471996, 77207994, 154415988]

約数ペア:

[(1, 154415988), (2, 77207994), (3, 51471996), (4, 38603997), (6, 25735998), (9, 17157332), (12, 12867999), (18, 8578666), (36, 4289333), (131, 1178748), (137, 1127124), (239, 646092), (262, 589374), (274, 563562), (393, 392916), (411, 375708), (478, 323046), (524, 294687), (548, 281781), (717, 215364), (786, 196458), (822, 187854), (956, 161523), (1179, 130972), (1233, 125236), (1434, 107682), (1572, 98229), (1644, 93927), (2151, 71788), (2358, 65486), (2466, 62618), (2868, 53841), (4302, 35894), (4716, 32743), (4932, 31309), (8604, 17947)]