305029760

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{68087}}^1$

素因数の和:68113

約数の個数: 64

約数和(自身を含む): 833397120

約数和(自身を除く): 528367360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 68087, 136174, 272348, 340435, 476609, 544696, 680870, 953218, 1089392, 1361740, 1906436, 2178784, 2383045, 2723480, 3812872, 4357568, 4766090, 5446960, 7625744, 8715136, 9532180, 10893920, 15251488, 19064360, 21787840, 30502976, 38128720, 43575680, 61005952, 76257440, 152514880, 305029760]

約数ペア:

[(1, 305029760), (2, 152514880), (4, 76257440), (5, 61005952), (7, 43575680), (8, 38128720), (10, 30502976), (14, 21787840), (16, 19064360), (20, 15251488), (28, 10893920), (32, 9532180), (35, 8715136), (40, 7625744), (56, 5446960), (64, 4766090), (70, 4357568), (80, 3812872), (112, 2723480), (128, 2383045), (140, 2178784), (160, 1906436), (224, 1361740), (280, 1089392), (320, 953218), (448, 680870), (560, 544696), (640, 476609), (896, 340435), (1120, 272348), (2240, 136174), (4480, 68087)]