989857890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{4451}}^1$

素因数の和:4824

約数の個数: 96

約数和(自身を含む): 2950286976

約数和(自身を除く): 1960429086

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 353, 630, 706, 1059, 1765, 2118, 2471, 3177, 3530, 4451, 4942, 5295, 6354, 7413, 8902, 10590, 12355, 13353, 14826, 15885, 22239, 22255, 24710, 26706, 31157, 31770, 37065, 40059, 44478, 44510, 62314, 66765, 74130, 80118, 93471, 111195, 133530, 155785, 186942, 200295, 222390, 280413, 311570, 400590, 467355, 560826, 934710, 1402065, 1571203, 2804130, 3142406, 4713609, 7856015, 9427218, 10998421, 14140827, 15712030, 21996842, 23568045, 28281654, 32995263, 47136090, 54992105, 65990526, 70704135, 98985789, 109984210, 141408270, 164976315, 197971578, 329952630, 494928945, 989857890]

約数ペア:

[(1, 989857890), (2, 494928945), (3, 329952630), (5, 197971578), (6, 164976315), (7, 141408270), (9, 109984210), (10, 98985789), (14, 70704135), (15, 65990526), (18, 54992105), (21, 47136090), (30, 32995263), (35, 28281654), (42, 23568045), (45, 21996842), (63, 15712030), (70, 14140827), (90, 10998421), (105, 9427218), (126, 7856015), (210, 4713609), (315, 3142406), (353, 2804130), (630, 1571203), (706, 1402065), (1059, 934710), (1765, 560826), (2118, 467355), (2471, 400590), (3177, 311570), (3530, 280413), (4451, 222390), (4942, 200295), (5295, 186942), (6354, 155785), (7413, 133530), (8902, 111195), (10590, 93471), (12355, 80118), (13353, 74130), (14826, 66765), (15885, 62314), (22239, 44510), (22255, 44478), (24710, 40059), (26706, 37065), (31157, 31770)]