189444720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{25463}}^1$

素因数の和:25510

約数の個数: 80

約数和(自身を含む): 606246912

約数和(自身を除く): 416802192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 25463, 50926, 76389, 101852, 127315, 152778, 203704, 254630, 305556, 381945, 407408, 509260, 611112, 763890, 789353, 1018520, 1222224, 1527780, 1578706, 2037040, 2368059, 3055560, 3157412, 3946765, 4736118, 6111120, 6314824, 7893530, 9472236, 11840295, 12629648, 15787060, 18944472, 23680590, 31574120, 37888944, 47361180, 63148240, 94722360, 189444720]

約数ペア:

[(1, 189444720), (2, 94722360), (3, 63148240), (4, 47361180), (5, 37888944), (6, 31574120), (8, 23680590), (10, 18944472), (12, 15787060), (15, 12629648), (16, 11840295), (20, 9472236), (24, 7893530), (30, 6314824), (31, 6111120), (40, 4736118), (48, 3946765), (60, 3157412), (62, 3055560), (80, 2368059), (93, 2037040), (120, 1578706), (124, 1527780), (155, 1222224), (186, 1018520), (240, 789353), (248, 763890), (310, 611112), (372, 509260), (465, 407408), (496, 381945), (620, 305556), (744, 254630), (930, 203704), (1240, 152778), (1488, 127315), (1860, 101852), (2480, 76389), (3720, 50926), (7440, 25463)]