9780516

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:289

約数の個数: 72

約数和(自身を含む): 26499200

約数和(自身を除く): 16718684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 79, 114, 158, 171, 181, 228, 237, 316, 342, 362, 474, 543, 684, 711, 724, 948, 1086, 1422, 1501, 1629, 2172, 2844, 3002, 3258, 3439, 4503, 6004, 6516, 6878, 9006, 10317, 13509, 13756, 14299, 18012, 20634, 27018, 28598, 30951, 41268, 42897, 54036, 57196, 61902, 85794, 123804, 128691, 171588, 257382, 271681, 514764, 543362, 815043, 1086724, 1630086, 2445129, 3260172, 4890258, 9780516]

約数ペア:

[(1, 9780516), (2, 4890258), (3, 3260172), (4, 2445129), (6, 1630086), (9, 1086724), (12, 815043), (18, 543362), (19, 514764), (36, 271681), (38, 257382), (57, 171588), (76, 128691), (79, 123804), (114, 85794), (158, 61902), (171, 57196), (181, 54036), (228, 42897), (237, 41268), (316, 30951), (342, 28598), (362, 27018), (474, 20634), (543, 18012), (684, 14299), (711, 13756), (724, 13509), (948, 10317), (1086, 9006), (1422, 6878), (1501, 6516), (1629, 6004), (2172, 4503), (2844, 3439), (3002, 3258)]