131520120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{10243}}^1$

素因数の和:10364

約数の個数: 64

約数和(自身を含む): 398286720

約数和(自身を除く): 266766600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1605, 2140, 2568, 3210, 4280, 6420, 10243, 12840, 20486, 30729, 40972, 51215, 61458, 81944, 102430, 122916, 153645, 204860, 245832, 307290, 409720, 614580, 1096001, 1229160, 2192002, 3288003, 4384004, 5480005, 6576006, 8768008, 10960010, 13152012, 16440015, 21920020, 26304024, 32880030, 43840040, 65760060, 131520120]

約数ペア:

[(1, 131520120), (2, 65760060), (3, 43840040), (4, 32880030), (5, 26304024), (6, 21920020), (8, 16440015), (10, 13152012), (12, 10960010), (15, 8768008), (20, 6576006), (24, 5480005), (30, 4384004), (40, 3288003), (60, 2192002), (107, 1229160), (120, 1096001), (214, 614580), (321, 409720), (428, 307290), (535, 245832), (642, 204860), (856, 153645), (1070, 122916), (1284, 102430), (1605, 81944), (2140, 61458), (2568, 51215), (3210, 40972), (4280, 30729), (6420, 20486), (10243, 12840)]