9720888930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{687961}}^1$

素因数の和:688131

約数の個数: 48

約数和(自身を含む): 25435331064

約数和(自身を除く): 15714442134

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 157, 314, 471, 785, 942, 1413, 1570, 2355, 2826, 4710, 7065, 14130, 687961, 1375922, 2063883, 3439805, 4127766, 6191649, 6879610, 10319415, 12383298, 20638830, 30958245, 61916490, 108009877, 216019754, 324029631, 540049385, 648059262, 972088893, 1080098770, 1620148155, 1944177786, 3240296310, 4860444465, 9720888930]

約数ペア:

[(1, 9720888930), (2, 4860444465), (3, 3240296310), (5, 1944177786), (6, 1620148155), (9, 1080098770), (10, 972088893), (15, 648059262), (18, 540049385), (30, 324029631), (45, 216019754), (90, 108009877), (157, 61916490), (314, 30958245), (471, 20638830), (785, 12383298), (942, 10319415), (1413, 6879610), (1570, 6191649), (2355, 4127766), (2826, 3439805), (4710, 2063883), (7065, 1375922), (14130, 687961)]