27945960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:160

約数の個数: 256

約数和(自身を含む): 107827200

約数和(自身を除く): 79881240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 19, 20, 21, 24, 28, 30, 34, 35, 38, 40, 42, 51, 56, 57, 60, 68, 70, 76, 84, 85, 95, 102, 103, 105, 114, 119, 120, 133, 136, 140, 152, 168, 170, 190, 204, 206, 210, 228, 238, 255, 266, 280, 285, 309, 323, 340, 357, 380, 399, 408, 412, 420, 456, 476, 510, 515, 532, 570, 595, 618, 646, 665, 680, 714, 721, 760, 798, 824, 840, 952, 969, 1020, 1030, 1064, 1140, 1190, 1236, 1292, 1330, 1428, 1442, 1545, 1596, 1615, 1751, 1785, 1938, 1957, 1995, 2040, 2060, 2163, 2261, 2280, 2380, 2472, 2584, 2660, 2856, 2884, 3090, 3192, 3230, 3502, 3570, 3605, 3876, 3914, 3990, 4120, 4326, 4522, 4760, 4845, 5253, 5320, 5768, 5871, 6180, 6460, 6783, 7004, 7140, 7210, 7752, 7828, 7980, 8652, 8755, 9044, 9690, 9785, 10506, 10815, 11305, 11742, 12257, 12360, 12920, 13566, 13699, 14008, 14280, 14420, 15656, 15960, 17304, 17510, 18088, 19380, 19570, 21012, 21630, 22610, 23484, 24514, 26265, 27132, 27398, 28840, 29355, 33269, 33915, 35020, 36771, 38760, 39140, 41097, 42024, 43260, 45220, 46968, 49028, 52530, 54264, 54796, 58710, 61285, 66538, 67830, 68495, 70040, 73542, 78280, 82194, 86520, 90440, 98056, 99807, 105060, 109592, 117420, 122570, 133076, 135660, 136990, 147084, 164388, 166345, 183855, 199614, 205485, 210120, 232883, 234840, 245140, 266152, 271320, 273980, 294168, 328776, 332690, 367710, 399228, 410970, 465766, 490280, 499035, 547960, 665380, 698649, 735420, 798456, 821940, 931532, 998070, 1164415, 1330760, 1397298, 1470840, 1643880, 1863064, 1996140, 2328830, 2794596, 3493245, 3992280, 4657660, 5589192, 6986490, 9315320, 13972980, 27945960]

約数ペア:

[(1, 27945960), (2, 13972980), (3, 9315320), (4, 6986490), (5, 5589192), (6, 4657660), (7, 3992280), (8, 3493245), (10, 2794596), (12, 2328830), (14, 1996140), (15, 1863064), (17, 1643880), (19, 1470840), (20, 1397298), (21, 1330760), (24, 1164415), (28, 998070), (30, 931532), (34, 821940), (35, 798456), (38, 735420), (40, 698649), (42, 665380), (51, 547960), (56, 499035), (57, 490280), (60, 465766), (68, 410970), (70, 399228), (76, 367710), (84, 332690), (85, 328776), (95, 294168), (102, 273980), (103, 271320), (105, 266152), (114, 245140), (119, 234840), (120, 232883), (133, 210120), (136, 205485), (140, 199614), (152, 183855), (168, 166345), (170, 164388), (190, 147084), (204, 136990), (206, 135660), (210, 133076), (228, 122570), (238, 117420), (255, 109592), (266, 105060), (280, 99807), (285, 98056), (309, 90440), (323, 86520), (340, 82194), (357, 78280), (380, 73542), (399, 70040), (408, 68495), (412, 67830), (420, 66538), (456, 61285), (476, 58710), (510, 54796), (515, 54264), (532, 52530), (570, 49028), (595, 46968), (618, 45220), (646, 43260), (665, 42024), (680, 41097), (714, 39140), (721, 38760), (760, 36771), (798, 35020), (824, 33915), (840, 33269), (952, 29355), (969, 28840), (1020, 27398), (1030, 27132), (1064, 26265), (1140, 24514), (1190, 23484), (1236, 22610), (1292, 21630), (1330, 21012), (1428, 19570), (1442, 19380), (1545, 18088), (1596, 17510), (1615, 17304), (1751, 15960), (1785, 15656), (1938, 14420), (1957, 14280), (1995, 14008), (2040, 13699), (2060, 13566), (2163, 12920), (2261, 12360), (2280, 12257), (2380, 11742), (2472, 11305), (2584, 10815), (2660, 10506), (2856, 9785), (2884, 9690), (3090, 9044), (3192, 8755), (3230, 8652), (3502, 7980), (3570, 7828), (3605, 7752), (3876, 7210), (3914, 7140), (3990, 7004), (4120, 6783), (4326, 6460), (4522, 6180), (4760, 5871), (4845, 5768), (5253, 5320)]