23940420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{479}}^1$

素因数の和:522

約数の個数: 144

約数和(自身を含む): 82736640

約数和(自身を除く): 58796220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 68, 70, 84, 85, 98, 102, 105, 119, 140, 147, 170, 196, 204, 210, 238, 245, 255, 294, 340, 357, 420, 476, 479, 490, 510, 588, 595, 714, 735, 833, 958, 980, 1020, 1190, 1428, 1437, 1470, 1666, 1785, 1916, 2380, 2395, 2499, 2874, 2940, 3332, 3353, 3570, 4165, 4790, 4998, 5748, 6706, 7140, 7185, 8143, 8330, 9580, 9996, 10059, 12495, 13412, 14370, 16286, 16660, 16765, 20118, 23471, 24429, 24990, 28740, 32572, 33530, 40236, 40715, 46942, 48858, 49980, 50295, 57001, 67060, 70413, 81430, 93884, 97716, 100590, 114002, 117355, 122145, 140826, 162860, 171003, 201180, 228004, 234710, 244290, 281652, 285005, 342006, 352065, 399007, 469420, 488580, 570010, 684012, 704130, 798014, 855015, 1140020, 1197021, 1408260, 1596028, 1710030, 1995035, 2394042, 3420060, 3990070, 4788084, 5985105, 7980140, 11970210, 23940420]

約数ペア:

[(1, 23940420), (2, 11970210), (3, 7980140), (4, 5985105), (5, 4788084), (6, 3990070), (7, 3420060), (10, 2394042), (12, 1995035), (14, 1710030), (15, 1596028), (17, 1408260), (20, 1197021), (21, 1140020), (28, 855015), (30, 798014), (34, 704130), (35, 684012), (42, 570010), (49, 488580), (51, 469420), (60, 399007), (68, 352065), (70, 342006), (84, 285005), (85, 281652), (98, 244290), (102, 234710), (105, 228004), (119, 201180), (140, 171003), (147, 162860), (170, 140826), (196, 122145), (204, 117355), (210, 114002), (238, 100590), (245, 97716), (255, 93884), (294, 81430), (340, 70413), (357, 67060), (420, 57001), (476, 50295), (479, 49980), (490, 48858), (510, 46942), (588, 40715), (595, 40236), (714, 33530), (735, 32572), (833, 28740), (958, 24990), (980, 24429), (1020, 23471), (1190, 20118), (1428, 16765), (1437, 16660), (1470, 16286), (1666, 14370), (1785, 13412), (1916, 12495), (2380, 10059), (2395, 9996), (2499, 9580), (2874, 8330), (2940, 8143), (3332, 7185), (3353, 7140), (3570, 6706), (4165, 5748), (4790, 4998)]