64638420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{823}}^1$

素因数の和:870

約数の個数: 192

約数和(自身を含む): 239210496

約数和(自身を除く): 174572076

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, 255, 308, 330, 340, 357, 374, 385, 420, 462, 476, 510, 561, 595, 660, 714, 748, 770, 823, 924, 935, 1020, 1122, 1155, 1190, 1309, 1428, 1540, 1646, 1785, 1870, 2244, 2310, 2380, 2469, 2618, 2805, 3292, 3570, 3740, 3927, 4115, 4620, 4938, 5236, 5610, 5761, 6545, 7140, 7854, 8230, 9053, 9876, 11220, 11522, 12345, 13090, 13991, 15708, 16460, 17283, 18106, 19635, 23044, 24690, 26180, 27159, 27982, 28805, 34566, 36212, 39270, 41973, 45265, 49380, 54318, 55964, 57610, 63371, 69132, 69955, 78540, 83946, 86415, 90530, 97937, 108636, 115220, 126742, 135795, 139910, 153901, 167892, 172830, 181060, 190113, 195874, 209865, 253484, 271590, 279820, 293811, 307802, 316855, 345660, 380226, 391748, 419730, 461703, 489685, 543180, 587622, 615604, 633710, 760452, 769505, 839460, 923406, 950565, 979370, 1077307, 1175244, 1267420, 1469055, 1539010, 1846812, 1901130, 1958740, 2154614, 2308515, 2938110, 3078020, 3231921, 3802260, 4309228, 4617030, 5386535, 5876220, 6463842, 9234060, 10773070, 12927684, 16159605, 21546140, 32319210, 64638420]

約数ペア:

[(1, 64638420), (2, 32319210), (3, 21546140), (4, 16159605), (5, 12927684), (6, 10773070), (7, 9234060), (10, 6463842), (11, 5876220), (12, 5386535), (14, 4617030), (15, 4309228), (17, 3802260), (20, 3231921), (21, 3078020), (22, 2938110), (28, 2308515), (30, 2154614), (33, 1958740), (34, 1901130), (35, 1846812), (42, 1539010), (44, 1469055), (51, 1267420), (55, 1175244), (60, 1077307), (66, 979370), (68, 950565), (70, 923406), (77, 839460), (84, 769505), (85, 760452), (102, 633710), (105, 615604), (110, 587622), (119, 543180), (132, 489685), (140, 461703), (154, 419730), (165, 391748), (170, 380226), (187, 345660), (204, 316855), (210, 307802), (220, 293811), (231, 279820), (238, 271590), (255, 253484), (308, 209865), (330, 195874), (340, 190113), (357, 181060), (374, 172830), (385, 167892), (420, 153901), (462, 139910), (476, 135795), (510, 126742), (561, 115220), (595, 108636), (660, 97937), (714, 90530), (748, 86415), (770, 83946), (823, 78540), (924, 69955), (935, 69132), (1020, 63371), (1122, 57610), (1155, 55964), (1190, 54318), (1309, 49380), (1428, 45265), (1540, 41973), (1646, 39270), (1785, 36212), (1870, 34566), (2244, 28805), (2310, 27982), (2380, 27159), (2469, 26180), (2618, 24690), (2805, 23044), (3292, 19635), (3570, 18106), (3740, 17283), (3927, 16460), (4115, 15708), (4620, 13991), (4938, 13090), (5236, 12345), (5610, 11522), (5761, 11220), (6545, 9876), (7140, 9053), (7854, 8230)]