201975880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^2$

素因数の和:215

約数の個数: 96

約数和(自身を含む): 490276800

約数和(自身を除く): 288300920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 59, 61, 92, 115, 118, 122, 184, 230, 236, 244, 295, 305, 460, 472, 488, 590, 610, 920, 1180, 1220, 1357, 1403, 2360, 2440, 2714, 2806, 3599, 3721, 5428, 5612, 6785, 7015, 7198, 7442, 10856, 11224, 13570, 14030, 14396, 14884, 17995, 18605, 27140, 28060, 28792, 29768, 35990, 37210, 54280, 56120, 71980, 74420, 82777, 85583, 143960, 148840, 165554, 171166, 219539, 331108, 342332, 413885, 427915, 439078, 662216, 684664, 827770, 855830, 878156, 1097695, 1655540, 1711660, 1756312, 2195390, 3311080, 3423320, 4390780, 5049397, 8781560, 10098794, 20197588, 25246985, 40395176, 50493970, 100987940, 201975880]

約数ペア:

[(1, 201975880), (2, 100987940), (4, 50493970), (5, 40395176), (8, 25246985), (10, 20197588), (20, 10098794), (23, 8781560), (40, 5049397), (46, 4390780), (59, 3423320), (61, 3311080), (92, 2195390), (115, 1756312), (118, 1711660), (122, 1655540), (184, 1097695), (230, 878156), (236, 855830), (244, 827770), (295, 684664), (305, 662216), (460, 439078), (472, 427915), (488, 413885), (590, 342332), (610, 331108), (920, 219539), (1180, 171166), (1220, 165554), (1357, 148840), (1403, 143960), (2360, 85583), (2440, 82777), (2714, 74420), (2806, 71980), (3599, 56120), (3721, 54280), (5428, 37210), (5612, 35990), (6785, 29768), (7015, 28792), (7198, 28060), (7442, 27140), (10856, 18605), (11224, 17995), (13570, 14884), (14030, 14396)]