647879328

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{118399}}^1$

素因数の和:118434

約数の個数: 72

約数和(自身を含む): 1939392000

約数和(自身を除く): 1291512672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 456, 608, 684, 912, 1368, 1824, 2736, 5472, 118399, 236798, 355197, 473596, 710394, 947192, 1065591, 1420788, 1894384, 2131182, 2249581, 2841576, 3788768, 4262364, 4499162, 5683152, 6748743, 8524728, 8998324, 11366304, 13497486, 17049456, 17996648, 20246229, 26994972, 34098912, 35993296, 40492458, 53989944, 71986592, 80984916, 107979888, 161969832, 215959776, 323939664, 647879328]

約数ペア:

[(1, 647879328), (2, 323939664), (3, 215959776), (4, 161969832), (6, 107979888), (8, 80984916), (9, 71986592), (12, 53989944), (16, 40492458), (18, 35993296), (19, 34098912), (24, 26994972), (32, 20246229), (36, 17996648), (38, 17049456), (48, 13497486), (57, 11366304), (72, 8998324), (76, 8524728), (96, 6748743), (114, 5683152), (144, 4499162), (152, 4262364), (171, 3788768), (228, 2841576), (288, 2249581), (304, 2131182), (342, 1894384), (456, 1420788), (608, 1065591), (684, 947192), (912, 710394), (1368, 473596), (1824, 355197), (2736, 236798), (5472, 118399)]