1899630180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{3299}}^1$

素因数の和:3778

約数の個数: 144

約数和(自身を含む): 6601795200

約数和(自身を除く): 4702165020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 457, 630, 914, 1260, 1371, 1828, 2285, 2742, 3199, 3299, 4113, 4570, 5484, 6398, 6598, 6855, 8226, 9140, 9597, 9897, 12796, 13196, 13710, 15995, 16452, 16495, 19194, 19794, 20565, 23093, 27420, 28791, 29691, 31990, 32990, 38388, 39588, 41130, 46186, 47985, 49485, 57582, 59382, 63980, 65980, 69279, 82260, 92372, 95970, 98970, 115164, 115465, 118764, 138558, 143955, 148455, 191940, 197940, 207837, 230930, 277116, 287910, 296910, 346395, 415674, 461860, 575820, 593820, 692790, 831348, 1039185, 1385580, 1507643, 2078370, 3015286, 4156740, 4522929, 6030572, 7538215, 9045858, 10553501, 13568787, 15076430, 18091716, 21107002, 22614645, 27137574, 30152860, 31660503, 42214004, 45229290, 52767505, 54275148, 63321006, 67843935, 90458580, 94981509, 105535010, 126642012, 135687870, 158302515, 189963018, 211070020, 271375740, 316605030, 379926036, 474907545, 633210060, 949815090, 1899630180]

約数ペア:

[(1, 1899630180), (2, 949815090), (3, 633210060), (4, 474907545), (5, 379926036), (6, 316605030), (7, 271375740), (9, 211070020), (10, 189963018), (12, 158302515), (14, 135687870), (15, 126642012), (18, 105535010), (20, 94981509), (21, 90458580), (28, 67843935), (30, 63321006), (35, 54275148), (36, 52767505), (42, 45229290), (45, 42214004), (60, 31660503), (63, 30152860), (70, 27137574), (84, 22614645), (90, 21107002), (105, 18091716), (126, 15076430), (140, 13568787), (180, 10553501), (210, 9045858), (252, 7538215), (315, 6030572), (420, 4522929), (457, 4156740), (630, 3015286), (914, 2078370), (1260, 1507643), (1371, 1385580), (1828, 1039185), (2285, 831348), (2742, 692790), (3199, 593820), (3299, 575820), (4113, 461860), (4570, 415674), (5484, 346395), (6398, 296910), (6598, 287910), (6855, 277116), (8226, 230930), (9140, 207837), (9597, 197940), (9897, 191940), (12796, 148455), (13196, 143955), (13710, 138558), (15995, 118764), (16452, 115465), (16495, 115164), (19194, 98970), (19794, 95970), (20565, 92372), (23093, 82260), (27420, 69279), (28791, 65980), (29691, 63980), (31990, 59382), (32990, 57582), (38388, 49485), (39588, 47985), (41130, 46186)]