18928140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:288

約数の個数: 192

約数和(自身を含む): 70253568

約数和(自身を除く): 51325428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 17, 20, 21, 22, 28, 30, 33, 34, 35, 42, 44, 51, 55, 60, 66, 68, 70, 77, 84, 85, 102, 105, 110, 119, 132, 140, 154, 165, 170, 187, 204, 210, 220, 231, 238, 241, 255, 308, 330, 340, 357, 374, 385, 420, 462, 476, 482, 510, 561, 595, 660, 714, 723, 748, 770, 924, 935, 964, 1020, 1122, 1155, 1190, 1205, 1309, 1428, 1446, 1540, 1687, 1785, 1870, 2244, 2310, 2380, 2410, 2618, 2651, 2805, 2892, 3374, 3570, 3615, 3740, 3927, 4097, 4620, 4820, 5061, 5236, 5302, 5610, 6545, 6748, 7140, 7230, 7854, 7953, 8194, 8435, 10122, 10604, 11220, 12291, 13090, 13255, 14460, 15708, 15906, 16388, 16870, 18557, 19635, 20244, 20485, 24582, 25305, 26180, 26510, 28679, 31812, 33740, 37114, 39270, 39765, 40970, 45067, 49164, 50610, 53020, 55671, 57358, 61455, 74228, 78540, 79530, 81940, 86037, 90134, 92785, 101220, 111342, 114716, 122910, 135201, 143395, 159060, 172074, 180268, 185570, 222684, 225335, 245820, 270402, 278355, 286790, 315469, 344148, 371140, 430185, 450670, 540804, 556710, 573580, 630938, 676005, 860370, 901340, 946407, 1113420, 1261876, 1352010, 1577345, 1720740, 1892814, 2704020, 3154690, 3785628, 4732035, 6309380, 9464070, 18928140]

約数ペア:

[(1, 18928140), (2, 9464070), (3, 6309380), (4, 4732035), (5, 3785628), (6, 3154690), (7, 2704020), (10, 1892814), (11, 1720740), (12, 1577345), (14, 1352010), (15, 1261876), (17, 1113420), (20, 946407), (21, 901340), (22, 860370), (28, 676005), (30, 630938), (33, 573580), (34, 556710), (35, 540804), (42, 450670), (44, 430185), (51, 371140), (55, 344148), (60, 315469), (66, 286790), (68, 278355), (70, 270402), (77, 245820), (84, 225335), (85, 222684), (102, 185570), (105, 180268), (110, 172074), (119, 159060), (132, 143395), (140, 135201), (154, 122910), (165, 114716), (170, 111342), (187, 101220), (204, 92785), (210, 90134), (220, 86037), (231, 81940), (238, 79530), (241, 78540), (255, 74228), (308, 61455), (330, 57358), (340, 55671), (357, 53020), (374, 50610), (385, 49164), (420, 45067), (462, 40970), (476, 39765), (482, 39270), (510, 37114), (561, 33740), (595, 31812), (660, 28679), (714, 26510), (723, 26180), (748, 25305), (770, 24582), (924, 20485), (935, 20244), (964, 19635), (1020, 18557), (1122, 16870), (1155, 16388), (1190, 15906), (1205, 15708), (1309, 14460), (1428, 13255), (1446, 13090), (1540, 12291), (1687, 11220), (1785, 10604), (1870, 10122), (2244, 8435), (2310, 8194), (2380, 7953), (2410, 7854), (2618, 7230), (2651, 7140), (2805, 6748), (2892, 6545), (3374, 5610), (3570, 5302), (3615, 5236), (3740, 5061), (3927, 4820), (4097, 4620)]