103987760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^2$

素因数の和:155

約数の個数: 120

約数和(自身を含む): 267594480

約数和(自身を除く): 163606720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 37, 38, 40, 43, 74, 76, 80, 86, 95, 148, 152, 172, 185, 190, 215, 296, 304, 344, 370, 380, 430, 592, 688, 703, 740, 760, 817, 860, 1406, 1480, 1520, 1591, 1634, 1720, 1849, 2812, 2960, 3182, 3268, 3440, 3515, 3698, 4085, 5624, 6364, 6536, 7030, 7396, 7955, 8170, 9245, 11248, 12728, 13072, 14060, 14792, 15910, 16340, 18490, 25456, 28120, 29584, 30229, 31820, 32680, 35131, 36980, 56240, 60458, 63640, 65360, 68413, 70262, 73960, 120916, 127280, 136826, 140524, 147920, 151145, 175655, 241832, 273652, 281048, 302290, 342065, 351310, 483664, 547304, 562096, 604580, 684130, 702620, 1094608, 1209160, 1299847, 1368260, 1405240, 2418320, 2599694, 2736520, 2810480, 5199388, 5473040, 6499235, 10398776, 12998470, 20797552, 25996940, 51993880, 103987760]

約数ペア:

[(1, 103987760), (2, 51993880), (4, 25996940), (5, 20797552), (8, 12998470), (10, 10398776), (16, 6499235), (19, 5473040), (20, 5199388), (37, 2810480), (38, 2736520), (40, 2599694), (43, 2418320), (74, 1405240), (76, 1368260), (80, 1299847), (86, 1209160), (95, 1094608), (148, 702620), (152, 684130), (172, 604580), (185, 562096), (190, 547304), (215, 483664), (296, 351310), (304, 342065), (344, 302290), (370, 281048), (380, 273652), (430, 241832), (592, 175655), (688, 151145), (703, 147920), (740, 140524), (760, 136826), (817, 127280), (860, 120916), (1406, 73960), (1480, 70262), (1520, 68413), (1591, 65360), (1634, 63640), (1720, 60458), (1849, 56240), (2812, 36980), (2960, 35131), (3182, 32680), (3268, 31820), (3440, 30229), (3515, 29584), (3698, 28120), (4085, 25456), (5624, 18490), (6364, 16340), (6536, 15910), (7030, 14792), (7396, 14060), (7955, 13072), (8170, 12728), (9245, 11248)]