210006405

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{599}}^1$

素因数の和:680

約数の個数: 96

約数和(自身を含む): 443232000

約数和(自身を除く): 233225595

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 53, 63, 105, 135, 147, 159, 189, 245, 265, 315, 371, 441, 477, 599, 735, 795, 945, 1113, 1323, 1431, 1797, 1855, 2205, 2385, 2597, 2995, 3339, 4193, 5391, 5565, 6615, 7155, 7791, 8985, 10017, 12579, 12985, 16173, 16695, 20965, 23373, 26955, 29351, 31747, 37737, 38955, 50085, 62895, 70119, 80865, 88053, 95241, 113211, 116865, 146755, 158735, 188685, 222229, 264159, 285723, 350595, 440265, 476205, 566055, 666687, 792477, 857169, 1111145, 1320795, 1428615, 1555603, 2000061, 3333435, 3962385, 4285845, 4666809, 6000183, 7778015, 10000305, 14000427, 23334045, 30000915, 42001281, 70002135, 210006405]

約数ペア:

[(1, 210006405), (3, 70002135), (5, 42001281), (7, 30000915), (9, 23334045), (15, 14000427), (21, 10000305), (27, 7778015), (35, 6000183), (45, 4666809), (49, 4285845), (53, 3962385), (63, 3333435), (105, 2000061), (135, 1555603), (147, 1428615), (159, 1320795), (189, 1111145), (245, 857169), (265, 792477), (315, 666687), (371, 566055), (441, 476205), (477, 440265), (599, 350595), (735, 285723), (795, 264159), (945, 222229), (1113, 188685), (1323, 158735), (1431, 146755), (1797, 116865), (1855, 113211), (2205, 95241), (2385, 88053), (2597, 80865), (2995, 70119), (3339, 62895), (4193, 50085), (5391, 38955), (5565, 37737), (6615, 31747), (7155, 29351), (7791, 26955), (8985, 23373), (10017, 20965), (12579, 16695), (12985, 16173)]