13058320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:125

約数の個数: 120

約数和(自身を含む): 35622720

約数和(自身を除く): 22564400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 71, 76, 80, 88, 95, 110, 121, 142, 152, 176, 190, 209, 220, 242, 284, 304, 355, 380, 418, 440, 484, 568, 605, 710, 760, 781, 836, 880, 968, 1045, 1136, 1210, 1349, 1420, 1520, 1562, 1672, 1936, 2090, 2299, 2420, 2698, 2840, 3124, 3344, 3905, 4180, 4598, 4840, 5396, 5680, 6248, 6745, 7810, 8360, 8591, 9196, 9680, 10792, 11495, 12496, 13490, 14839, 15620, 16720, 17182, 18392, 21584, 22990, 26980, 29678, 31240, 34364, 36784, 42955, 45980, 53960, 59356, 62480, 68728, 74195, 85910, 91960, 107920, 118712, 137456, 148390, 163229, 171820, 183920, 237424, 296780, 326458, 343640, 593560, 652916, 687280, 816145, 1187120, 1305832, 1632290, 2611664, 3264580, 6529160, 13058320]

約数ペア:

[(1, 13058320), (2, 6529160), (4, 3264580), (5, 2611664), (8, 1632290), (10, 1305832), (11, 1187120), (16, 816145), (19, 687280), (20, 652916), (22, 593560), (38, 343640), (40, 326458), (44, 296780), (55, 237424), (71, 183920), (76, 171820), (80, 163229), (88, 148390), (95, 137456), (110, 118712), (121, 107920), (142, 91960), (152, 85910), (176, 74195), (190, 68728), (209, 62480), (220, 59356), (242, 53960), (284, 45980), (304, 42955), (355, 36784), (380, 34364), (418, 31240), (440, 29678), (484, 26980), (568, 22990), (605, 21584), (710, 18392), (760, 17182), (781, 16720), (836, 15620), (880, 14839), (968, 13490), (1045, 12496), (1136, 11495), (1210, 10792), (1349, 9680), (1420, 9196), (1520, 8591), (1562, 8360), (1672, 7810), (1936, 6745), (2090, 6248), (2299, 5680), (2420, 5396), (2698, 4840), (2840, 4598), (3124, 4180), (3344, 3905)]