312180156

素因数分解:

$2^2\times 3^5\times {\mathrm{397}}^1\times {\mathrm{809}}^1$

素因数の和:1225

約数の個数: 72

約数和(自身を含む): 821424240

約数和(自身を除く): 509244084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 397, 486, 794, 809, 972, 1191, 1588, 1618, 2382, 2427, 3236, 3573, 4764, 4854, 7146, 7281, 9708, 10719, 14292, 14562, 21438, 21843, 29124, 32157, 42876, 43686, 64314, 65529, 87372, 96471, 128628, 131058, 192942, 196587, 262116, 321173, 385884, 393174, 642346, 786348, 963519, 1284692, 1927038, 2890557, 3854076, 5781114, 8671671, 11562228, 17343342, 26015013, 34686684, 52030026, 78045039, 104060052, 156090078, 312180156]

約数ペア:

[(1, 312180156), (2, 156090078), (3, 104060052), (4, 78045039), (6, 52030026), (9, 34686684), (12, 26015013), (18, 17343342), (27, 11562228), (36, 8671671), (54, 5781114), (81, 3854076), (108, 2890557), (162, 1927038), (243, 1284692), (324, 963519), (397, 786348), (486, 642346), (794, 393174), (809, 385884), (972, 321173), (1191, 262116), (1588, 196587), (1618, 192942), (2382, 131058), (2427, 128628), (3236, 96471), (3573, 87372), (4764, 65529), (4854, 64314), (7146, 43686), (7281, 42876), (9708, 32157), (10719, 29124), (14292, 21843), (14562, 21438)]