7254390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:142

約数の個数: 128

約数和(自身を含む): 21772800

約数和(自身を除く): 14518410

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 19, 22, 26, 30, 33, 38, 39, 55, 57, 65, 66, 78, 89, 95, 110, 114, 130, 143, 165, 178, 190, 195, 209, 247, 267, 285, 286, 330, 390, 418, 429, 445, 494, 534, 570, 627, 715, 741, 858, 890, 979, 1045, 1157, 1235, 1254, 1335, 1430, 1482, 1691, 1958, 2090, 2145, 2314, 2470, 2670, 2717, 2937, 3135, 3382, 3471, 3705, 4290, 4895, 5073, 5434, 5785, 5874, 6270, 6942, 7410, 8151, 8455, 9790, 10146, 11570, 12727, 13585, 14685, 16302, 16910, 17355, 18601, 21983, 25365, 25454, 27170, 29370, 34710, 37202, 38181, 40755, 43966, 50730, 55803, 63635, 65949, 76362, 81510, 93005, 109915, 111606, 127270, 131898, 186010, 190905, 219830, 241813, 279015, 329745, 381810, 483626, 558030, 659490, 725439, 1209065, 1450878, 2418130, 3627195, 7254390]

約数ペア:

[(1, 7254390), (2, 3627195), (3, 2418130), (5, 1450878), (6, 1209065), (10, 725439), (11, 659490), (13, 558030), (15, 483626), (19, 381810), (22, 329745), (26, 279015), (30, 241813), (33, 219830), (38, 190905), (39, 186010), (55, 131898), (57, 127270), (65, 111606), (66, 109915), (78, 93005), (89, 81510), (95, 76362), (110, 65949), (114, 63635), (130, 55803), (143, 50730), (165, 43966), (178, 40755), (190, 38181), (195, 37202), (209, 34710), (247, 29370), (267, 27170), (285, 25454), (286, 25365), (330, 21983), (390, 18601), (418, 17355), (429, 16910), (445, 16302), (494, 14685), (534, 13585), (570, 12727), (627, 11570), (715, 10146), (741, 9790), (858, 8455), (890, 8151), (979, 7410), (1045, 6942), (1157, 6270), (1235, 5874), (1254, 5785), (1335, 5434), (1430, 5073), (1482, 4895), (1691, 4290), (1958, 3705), (2090, 3471), (2145, 3382), (2314, 3135), (2470, 2937), (2670, 2717)]