207350290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{4441}}^1$

素因数の和:4507

約数の個数: 64

約数和(自身を含む): 460546560

約数和(自身を除く): 253196270

約数列:

[1, 2, 5, 7, 10, 14, 23, 29, 35, 46, 58, 70, 115, 145, 161, 203, 230, 290, 322, 406, 667, 805, 1015, 1334, 1610, 2030, 3335, 4441, 4669, 6670, 8882, 9338, 22205, 23345, 31087, 44410, 46690, 62174, 102143, 128789, 155435, 204286, 257578, 310870, 510715, 643945, 715001, 901523, 1021430, 1287890, 1430002, 1803046, 2962147, 3575005, 4507615, 5924294, 7150010, 9015230, 14810735, 20735029, 29621470, 41470058, 103675145, 207350290]

約数ペア:

[(1, 207350290), (2, 103675145), (5, 41470058), (7, 29621470), (10, 20735029), (14, 14810735), (23, 9015230), (29, 7150010), (35, 5924294), (46, 4507615), (58, 3575005), (70, 2962147), (115, 1803046), (145, 1430002), (161, 1287890), (203, 1021430), (230, 901523), (290, 715001), (322, 643945), (406, 510715), (667, 310870), (805, 257578), (1015, 204286), (1334, 155435), (1610, 128789), (2030, 102143), (3335, 62174), (4441, 46690), (4669, 44410), (6670, 31087), (8882, 23345), (9338, 22205)]