243250620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{238481}}^1$

素因数の和:238510

約数の個数: 48

約数和(自身を含む): 721169568

約数和(自身を除く): 477918948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 238481, 476962, 715443, 953924, 1192405, 1430886, 2384810, 2861772, 3577215, 4054177, 4769620, 7154430, 8108354, 12162531, 14308860, 16216708, 20270885, 24325062, 40541770, 48650124, 60812655, 81083540, 121625310, 243250620]

約数ペア:

[(1, 243250620), (2, 121625310), (3, 81083540), (4, 60812655), (5, 48650124), (6, 40541770), (10, 24325062), (12, 20270885), (15, 16216708), (17, 14308860), (20, 12162531), (30, 8108354), (34, 7154430), (51, 4769620), (60, 4054177), (68, 3577215), (85, 2861772), (102, 2384810), (170, 1430886), (204, 1192405), (255, 953924), (340, 715443), (510, 476962), (1020, 238481)]