204380640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{141931}}^1$

素因数の和:141952

約数の個数: 72

約数和(自身を含む): 697453848

約数和(自身を除く): 493073208

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 141931, 283862, 425793, 567724, 709655, 851586, 1135448, 1277379, 1419310, 1703172, 2128965, 2270896, 2554758, 2838620, 3406344, 4257930, 4541792, 5109516, 5677240, 6386895, 6812688, 8515860, 10219032, 11354480, 12773790, 13625376, 17031720, 20438064, 22708960, 25547580, 34063440, 40876128, 51095160, 68126880, 102190320, 204380640]

約数ペア:

[(1, 204380640), (2, 102190320), (3, 68126880), (4, 51095160), (5, 40876128), (6, 34063440), (8, 25547580), (9, 22708960), (10, 20438064), (12, 17031720), (15, 13625376), (16, 12773790), (18, 11354480), (20, 10219032), (24, 8515860), (30, 6812688), (32, 6386895), (36, 5677240), (40, 5109516), (45, 4541792), (48, 4257930), (60, 3406344), (72, 2838620), (80, 2554758), (90, 2270896), (96, 2128965), (120, 1703172), (144, 1419310), (160, 1277379), (180, 1135448), (240, 851586), (288, 709655), (360, 567724), (480, 425793), (720, 283862), (1440, 141931)]