315886900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{14557}}^1$

素因数の和:14609

約数の個数: 72

約数和(自身を含む): 808726016

約数和(自身を除く): 492839116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 868, 1085, 1550, 2170, 3100, 4340, 5425, 10850, 14557, 21700, 29114, 58228, 72785, 101899, 145570, 203798, 291140, 363925, 407596, 451267, 509495, 727850, 902534, 1018990, 1455700, 1805068, 2037980, 2256335, 2547475, 3158869, 4512670, 5094950, 6317738, 9025340, 10189900, 11281675, 12635476, 15794345, 22563350, 31588690, 45126700, 63177380, 78971725, 157943450, 315886900]

約数ペア:

[(1, 315886900), (2, 157943450), (4, 78971725), (5, 63177380), (7, 45126700), (10, 31588690), (14, 22563350), (20, 15794345), (25, 12635476), (28, 11281675), (31, 10189900), (35, 9025340), (50, 6317738), (62, 5094950), (70, 4512670), (100, 3158869), (124, 2547475), (140, 2256335), (155, 2037980), (175, 1805068), (217, 1455700), (310, 1018990), (350, 902534), (434, 727850), (620, 509495), (700, 451267), (775, 407596), (868, 363925), (1085, 291140), (1550, 203798), (2170, 145570), (3100, 101899), (4340, 72785), (5425, 58228), (10850, 29114), (14557, 21700)]