178161840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2551}}^1$

素因数の和:2667

約数の個数: 120

約数和(自身を含む): 604732128

約数和(自身を除く): 426570288

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 97, 120, 144, 180, 194, 240, 291, 360, 388, 485, 582, 720, 776, 873, 970, 1164, 1455, 1552, 1746, 1940, 2328, 2551, 2910, 3492, 3880, 4365, 4656, 5102, 5820, 6984, 7653, 7760, 8730, 10204, 11640, 12755, 13968, 15306, 17460, 20408, 22959, 23280, 25510, 30612, 34920, 38265, 40816, 45918, 51020, 61224, 69840, 76530, 91836, 102040, 114795, 122448, 153060, 183672, 204080, 229590, 247447, 306120, 367344, 459180, 494894, 612240, 742341, 918360, 989788, 1237235, 1484682, 1836720, 1979576, 2227023, 2474470, 2969364, 3711705, 3959152, 4454046, 4948940, 5938728, 7423410, 8908092, 9897880, 11135115, 11877456, 14846820, 17816184, 19795760, 22270230, 29693640, 35632368, 44540460, 59387280, 89080920, 178161840]

約数ペア:

[(1, 178161840), (2, 89080920), (3, 59387280), (4, 44540460), (5, 35632368), (6, 29693640), (8, 22270230), (9, 19795760), (10, 17816184), (12, 14846820), (15, 11877456), (16, 11135115), (18, 9897880), (20, 8908092), (24, 7423410), (30, 5938728), (36, 4948940), (40, 4454046), (45, 3959152), (48, 3711705), (60, 2969364), (72, 2474470), (80, 2227023), (90, 1979576), (97, 1836720), (120, 1484682), (144, 1237235), (180, 989788), (194, 918360), (240, 742341), (291, 612240), (360, 494894), (388, 459180), (485, 367344), (582, 306120), (720, 247447), (776, 229590), (873, 204080), (970, 183672), (1164, 153060), (1455, 122448), (1552, 114795), (1746, 102040), (1940, 91836), (2328, 76530), (2551, 69840), (2910, 61224), (3492, 51020), (3880, 45918), (4365, 40816), (4656, 38265), (5102, 34920), (5820, 30612), (6984, 25510), (7653, 23280), (7760, 22959), (8730, 20408), (10204, 17460), (11640, 15306), (12755, 13968)]