31116120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2179}}^1$

素因数の和:2217

約数の個数: 128

約数和(自身を含む): 113011200

約数和(自身を除く): 81895080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2179, 2380, 2856, 3570, 4358, 4760, 6537, 7140, 8716, 10895, 13074, 14280, 15253, 17432, 21790, 26148, 30506, 32685, 37043, 43580, 45759, 52296, 61012, 65370, 74086, 76265, 87160, 91518, 111129, 122024, 130740, 148172, 152530, 183036, 185215, 222258, 228795, 259301, 261480, 296344, 305060, 366072, 370430, 444516, 457590, 518602, 555645, 610120, 740860, 777903, 889032, 915180, 1037204, 1111290, 1296505, 1481720, 1555806, 1830360, 2074408, 2222580, 2593010, 3111612, 3889515, 4445160, 5186020, 6223224, 7779030, 10372040, 15558060, 31116120]

約数ペア:

[(1, 31116120), (2, 15558060), (3, 10372040), (4, 7779030), (5, 6223224), (6, 5186020), (7, 4445160), (8, 3889515), (10, 3111612), (12, 2593010), (14, 2222580), (15, 2074408), (17, 1830360), (20, 1555806), (21, 1481720), (24, 1296505), (28, 1111290), (30, 1037204), (34, 915180), (35, 889032), (40, 777903), (42, 740860), (51, 610120), (56, 555645), (60, 518602), (68, 457590), (70, 444516), (84, 370430), (85, 366072), (102, 305060), (105, 296344), (119, 261480), (120, 259301), (136, 228795), (140, 222258), (168, 185215), (170, 183036), (204, 152530), (210, 148172), (238, 130740), (255, 122024), (280, 111129), (340, 91518), (357, 87160), (408, 76265), (420, 74086), (476, 65370), (510, 61012), (595, 52296), (680, 45759), (714, 43580), (840, 37043), (952, 32685), (1020, 30506), (1190, 26148), (1428, 21790), (1785, 17432), (2040, 15253), (2179, 14280), (2380, 13074), (2856, 10895), (3570, 8716), (4358, 7140), (4760, 6537)]