163993720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1093}}^1$

素因数の和:1157

約数の個数: 96

約数和(自身を含む): 419045760

約数和(自身を除く): 255052040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 121, 124, 155, 220, 242, 248, 310, 341, 440, 484, 605, 620, 682, 968, 1093, 1210, 1240, 1364, 1705, 2186, 2420, 2728, 3410, 3751, 4372, 4840, 5465, 6820, 7502, 8744, 10930, 12023, 13640, 15004, 18755, 21860, 24046, 30008, 33883, 37510, 43720, 48092, 60115, 67766, 75020, 96184, 120230, 132253, 135532, 150040, 169415, 240460, 264506, 271064, 338830, 372713, 480920, 529012, 661265, 677660, 745426, 1058024, 1322530, 1355320, 1490852, 1863565, 2645060, 2981704, 3727130, 4099843, 5290120, 7454260, 8199686, 14908520, 16399372, 20499215, 32798744, 40998430, 81996860, 163993720]

約数ペア:

[(1, 163993720), (2, 81996860), (4, 40998430), (5, 32798744), (8, 20499215), (10, 16399372), (11, 14908520), (20, 8199686), (22, 7454260), (31, 5290120), (40, 4099843), (44, 3727130), (55, 2981704), (62, 2645060), (88, 1863565), (110, 1490852), (121, 1355320), (124, 1322530), (155, 1058024), (220, 745426), (242, 677660), (248, 661265), (310, 529012), (341, 480920), (440, 372713), (484, 338830), (605, 271064), (620, 264506), (682, 240460), (968, 169415), (1093, 150040), (1210, 135532), (1240, 132253), (1364, 120230), (1705, 96184), (2186, 75020), (2420, 67766), (2728, 60115), (3410, 48092), (3751, 43720), (4372, 37510), (4840, 33883), (5465, 30008), (6820, 24046), (7502, 21860), (8744, 18755), (10930, 15004), (12023, 13640)]