129057880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1427}}^1$

素因数の和:1481

約数の個数: 128

約数和(自身を含む): 370137600

約数和(自身を除く): 241079720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 85, 95, 119, 133, 136, 140, 152, 170, 190, 238, 266, 280, 323, 340, 380, 476, 532, 595, 646, 665, 680, 760, 952, 1064, 1190, 1292, 1330, 1427, 1615, 2261, 2380, 2584, 2660, 2854, 3230, 4522, 4760, 5320, 5708, 6460, 7135, 9044, 9989, 11305, 11416, 12920, 14270, 18088, 19978, 22610, 24259, 27113, 28540, 39956, 45220, 48518, 49945, 54226, 57080, 79912, 90440, 97036, 99890, 108452, 121295, 135565, 169813, 189791, 194072, 199780, 216904, 242590, 271130, 339626, 379582, 399560, 460921, 485180, 542260, 679252, 759164, 849065, 921842, 948955, 970360, 1084520, 1358504, 1518328, 1698130, 1843684, 1897910, 2304605, 3226447, 3396260, 3687368, 3795820, 4609210, 6452894, 6792520, 7591640, 9218420, 12905788, 16132235, 18436840, 25811576, 32264470, 64528940, 129057880]

約数ペア:

[(1, 129057880), (2, 64528940), (4, 32264470), (5, 25811576), (7, 18436840), (8, 16132235), (10, 12905788), (14, 9218420), (17, 7591640), (19, 6792520), (20, 6452894), (28, 4609210), (34, 3795820), (35, 3687368), (38, 3396260), (40, 3226447), (56, 2304605), (68, 1897910), (70, 1843684), (76, 1698130), (85, 1518328), (95, 1358504), (119, 1084520), (133, 970360), (136, 948955), (140, 921842), (152, 849065), (170, 759164), (190, 679252), (238, 542260), (266, 485180), (280, 460921), (323, 399560), (340, 379582), (380, 339626), (476, 271130), (532, 242590), (595, 216904), (646, 199780), (665, 194072), (680, 189791), (760, 169813), (952, 135565), (1064, 121295), (1190, 108452), (1292, 99890), (1330, 97036), (1427, 90440), (1615, 79912), (2261, 57080), (2380, 54226), (2584, 49945), (2660, 48518), (2854, 45220), (3230, 39956), (4522, 28540), (4760, 27113), (5320, 24259), (5708, 22610), (6460, 19978), (7135, 18088), (9044, 14270), (9989, 12920), (11305, 11416)]