123991840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{743}}^1$

素因数の和:914

約数の個数: 96

約数和(自身を含む): 337478400

約数和(自身を除く): 213486560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 149, 160, 224, 280, 298, 560, 596, 743, 745, 1043, 1120, 1192, 1486, 1490, 2086, 2384, 2972, 2980, 3715, 4172, 4768, 5201, 5215, 5944, 5960, 7430, 8344, 10402, 10430, 11888, 11920, 14860, 16688, 20804, 20860, 23776, 23840, 26005, 29720, 33376, 41608, 41720, 52010, 59440, 83216, 83440, 104020, 110707, 118880, 166432, 166880, 208040, 221414, 416080, 442828, 553535, 774949, 832160, 885656, 1107070, 1549898, 1771312, 2214140, 3099796, 3542624, 3874745, 4428280, 6199592, 7749490, 8856560, 12399184, 15498980, 17713120, 24798368, 30997960, 61995920, 123991840]

約数ペア:

[(1, 123991840), (2, 61995920), (4, 30997960), (5, 24798368), (7, 17713120), (8, 15498980), (10, 12399184), (14, 8856560), (16, 7749490), (20, 6199592), (28, 4428280), (32, 3874745), (35, 3542624), (40, 3099796), (56, 2214140), (70, 1771312), (80, 1549898), (112, 1107070), (140, 885656), (149, 832160), (160, 774949), (224, 553535), (280, 442828), (298, 416080), (560, 221414), (596, 208040), (743, 166880), (745, 166432), (1043, 118880), (1120, 110707), (1192, 104020), (1486, 83440), (1490, 83216), (2086, 59440), (2384, 52010), (2972, 41720), (2980, 41608), (3715, 33376), (4172, 29720), (4768, 26005), (5201, 23840), (5215, 23776), (5944, 20860), (5960, 20804), (7430, 16688), (8344, 14860), (10402, 11920), (10430, 11888)]