326270280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20443}}^1$

素因数の和:20483

約数の個数: 128

約数和(自身を含む): 1177574400

約数和(自身を除く): 851304120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 20443, 40886, 61329, 81772, 102215, 122658, 143101, 163544, 204430, 245316, 286202, 306645, 388417, 408860, 429303, 490632, 572404, 613290, 715505, 776834, 817720, 858606, 1144808, 1165251, 1226580, 1431010, 1553668, 1717212, 1942085, 2146515, 2330502, 2453160, 2718919, 2862020, 3107336, 3434424, 3884170, 4293030, 4661004, 5437838, 5724040, 5826255, 7768340, 8156757, 8586060, 9322008, 10875676, 11652510, 13594595, 15536680, 16313514, 17172120, 21751352, 23305020, 27189190, 32627028, 40783785, 46610040, 54378380, 65254056, 81567570, 108756760, 163135140, 326270280]

約数ペア:

[(1, 326270280), (2, 163135140), (3, 108756760), (4, 81567570), (5, 65254056), (6, 54378380), (7, 46610040), (8, 40783785), (10, 32627028), (12, 27189190), (14, 23305020), (15, 21751352), (19, 17172120), (20, 16313514), (21, 15536680), (24, 13594595), (28, 11652510), (30, 10875676), (35, 9322008), (38, 8586060), (40, 8156757), (42, 7768340), (56, 5826255), (57, 5724040), (60, 5437838), (70, 4661004), (76, 4293030), (84, 3884170), (95, 3434424), (105, 3107336), (114, 2862020), (120, 2718919), (133, 2453160), (140, 2330502), (152, 2146515), (168, 1942085), (190, 1717212), (210, 1553668), (228, 1431010), (266, 1226580), (280, 1165251), (285, 1144808), (380, 858606), (399, 817720), (420, 776834), (456, 715505), (532, 613290), (570, 572404), (665, 490632), (760, 429303), (798, 408860), (840, 388417), (1064, 306645), (1140, 286202), (1330, 245316), (1596, 204430), (1995, 163544), (2280, 143101), (2660, 122658), (3192, 102215), (3990, 81772), (5320, 61329), (7980, 40886), (15960, 20443)]