230490180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2971}}^1$

素因数の和:3417

約数の個数: 72

約数和(自身を含む): 701011584

約数和(自身を除く): 470521404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 431, 862, 1293, 1724, 2155, 2586, 2971, 3879, 4310, 5172, 5942, 6465, 7758, 8620, 8913, 11884, 12930, 14855, 15516, 17826, 19395, 25860, 26739, 29710, 35652, 38790, 44565, 53478, 59420, 77580, 89130, 106956, 133695, 178260, 267390, 534780, 1280501, 2561002, 3841503, 5122004, 6402505, 7683006, 11524509, 12805010, 15366012, 19207515, 23049018, 25610020, 38415030, 46098036, 57622545, 76830060, 115245090, 230490180]

約数ペア:

[(1, 230490180), (2, 115245090), (3, 76830060), (4, 57622545), (5, 46098036), (6, 38415030), (9, 25610020), (10, 23049018), (12, 19207515), (15, 15366012), (18, 12805010), (20, 11524509), (30, 7683006), (36, 6402505), (45, 5122004), (60, 3841503), (90, 2561002), (180, 1280501), (431, 534780), (862, 267390), (1293, 178260), (1724, 133695), (2155, 106956), (2586, 89130), (2971, 77580), (3879, 59420), (4310, 53478), (5172, 44565), (5942, 38790), (6465, 35652), (7758, 29710), (8620, 26739), (8913, 25860), (11884, 19395), (12930, 17826), (14855, 15516)]