203725620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9511}}^1$

素因数の和:9550

約数の個数: 144

約数和(自身を含む): 747871488

約数和(自身を除く): 544145868

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 7140, 9511, 10710, 19022, 21420, 28533, 38044, 47555, 57066, 66577, 85599, 95110, 114132, 133154, 142665, 161687, 171198, 190220, 199731, 266308, 285330, 323374, 332885, 342396, 399462, 427995, 485061, 570660, 599193, 646748, 665770, 798924, 808435, 855990, 970122, 998655, 1131809, 1198386, 1331540, 1455183, 1616870, 1711980, 1940244, 1997310, 2263618, 2396772, 2425305, 2910366, 2995965, 3233740, 3395427, 3994620, 4527236, 4850610, 5659045, 5820732, 5991930, 6790854, 7275915, 9701220, 10186281, 11318090, 11983860, 13581708, 14551830, 16977135, 20372562, 22636180, 29103660, 33954270, 40745124, 50931405, 67908540, 101862810, 203725620]

約数ペア:

[(1, 203725620), (2, 101862810), (3, 67908540), (4, 50931405), (5, 40745124), (6, 33954270), (7, 29103660), (9, 22636180), (10, 20372562), (12, 16977135), (14, 14551830), (15, 13581708), (17, 11983860), (18, 11318090), (20, 10186281), (21, 9701220), (28, 7275915), (30, 6790854), (34, 5991930), (35, 5820732), (36, 5659045), (42, 4850610), (45, 4527236), (51, 3994620), (60, 3395427), (63, 3233740), (68, 2995965), (70, 2910366), (84, 2425305), (85, 2396772), (90, 2263618), (102, 1997310), (105, 1940244), (119, 1711980), (126, 1616870), (140, 1455183), (153, 1331540), (170, 1198386), (180, 1131809), (204, 998655), (210, 970122), (238, 855990), (252, 808435), (255, 798924), (306, 665770), (315, 646748), (340, 599193), (357, 570660), (420, 485061), (476, 427995), (510, 399462), (595, 342396), (612, 332885), (630, 323374), (714, 285330), (765, 266308), (1020, 199731), (1071, 190220), (1190, 171198), (1260, 161687), (1428, 142665), (1530, 133154), (1785, 114132), (2142, 95110), (2380, 85599), (3060, 66577), (3570, 57066), (4284, 47555), (5355, 38044), (7140, 28533), (9511, 21420), (10710, 19022)]