28352940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:85

約数の個数: 288

約数和(自身を含む): 110605824

約数和(自身を除く): 82252884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 17, 19, 20, 21, 22, 28, 30, 33, 34, 35, 38, 42, 44, 51, 55, 57, 60, 66, 68, 70, 76, 77, 84, 85, 95, 102, 105, 110, 114, 119, 132, 133, 140, 154, 165, 170, 187, 190, 204, 209, 210, 220, 228, 231, 238, 255, 266, 285, 308, 323, 330, 340, 357, 361, 374, 380, 385, 399, 418, 420, 462, 476, 510, 532, 561, 570, 595, 627, 646, 660, 665, 714, 722, 748, 770, 798, 836, 924, 935, 969, 1020, 1045, 1083, 1122, 1140, 1155, 1190, 1254, 1292, 1309, 1330, 1428, 1444, 1463, 1540, 1596, 1615, 1785, 1805, 1870, 1938, 1995, 2090, 2166, 2244, 2261, 2310, 2380, 2508, 2527, 2618, 2660, 2805, 2926, 3135, 3230, 3553, 3570, 3610, 3740, 3876, 3927, 3971, 3990, 4180, 4332, 4389, 4522, 4620, 4845, 5054, 5236, 5415, 5610, 5852, 6137, 6270, 6460, 6545, 6783, 7106, 7140, 7220, 7315, 7581, 7854, 7942, 7980, 8778, 9044, 9690, 10108, 10659, 10830, 11220, 11305, 11913, 12274, 12540, 12635, 13090, 13566, 14212, 14630, 15162, 15708, 15884, 17556, 17765, 18411, 19380, 19635, 19855, 21318, 21660, 21945, 22610, 23826, 24548, 24871, 25270, 26180, 27132, 27797, 29260, 30324, 30685, 33915, 35530, 36822, 37905, 39270, 39710, 42636, 42959, 43890, 45220, 47652, 49742, 50540, 53295, 55594, 59565, 61370, 67507, 67830, 71060, 73644, 74613, 75810, 78540, 79420, 83391, 85918, 87780, 92055, 99484, 106590, 111188, 119130, 122740, 124355, 128877, 135014, 135660, 138985, 149226, 151620, 166782, 171836, 184110, 202521, 213180, 214795, 238260, 248710, 257754, 270028, 277970, 298452, 333564, 337535, 368220, 373065, 405042, 416955, 429590, 472549, 497420, 515508, 555940, 644385, 675070, 746130, 810084, 833910, 859180, 945098, 1012605, 1288770, 1350140, 1417647, 1492260, 1667820, 1890196, 2025210, 2362745, 2577540, 2835294, 4050420, 4725490, 5670588, 7088235, 9450980, 14176470, 28352940]

約数ペア:

[(1, 28352940), (2, 14176470), (3, 9450980), (4, 7088235), (5, 5670588), (6, 4725490), (7, 4050420), (10, 2835294), (11, 2577540), (12, 2362745), (14, 2025210), (15, 1890196), (17, 1667820), (19, 1492260), (20, 1417647), (21, 1350140), (22, 1288770), (28, 1012605), (30, 945098), (33, 859180), (34, 833910), (35, 810084), (38, 746130), (42, 675070), (44, 644385), (51, 555940), (55, 515508), (57, 497420), (60, 472549), (66, 429590), (68, 416955), (70, 405042), (76, 373065), (77, 368220), (84, 337535), (85, 333564), (95, 298452), (102, 277970), (105, 270028), (110, 257754), (114, 248710), (119, 238260), (132, 214795), (133, 213180), (140, 202521), (154, 184110), (165, 171836), (170, 166782), (187, 151620), (190, 149226), (204, 138985), (209, 135660), (210, 135014), (220, 128877), (228, 124355), (231, 122740), (238, 119130), (255, 111188), (266, 106590), (285, 99484), (308, 92055), (323, 87780), (330, 85918), (340, 83391), (357, 79420), (361, 78540), (374, 75810), (380, 74613), (385, 73644), (399, 71060), (418, 67830), (420, 67507), (462, 61370), (476, 59565), (510, 55594), (532, 53295), (561, 50540), (570, 49742), (595, 47652), (627, 45220), (646, 43890), (660, 42959), (665, 42636), (714, 39710), (722, 39270), (748, 37905), (770, 36822), (798, 35530), (836, 33915), (924, 30685), (935, 30324), (969, 29260), (1020, 27797), (1045, 27132), (1083, 26180), (1122, 25270), (1140, 24871), (1155, 24548), (1190, 23826), (1254, 22610), (1292, 21945), (1309, 21660), (1330, 21318), (1428, 19855), (1444, 19635), (1463, 19380), (1540, 18411), (1596, 17765), (1615, 17556), (1785, 15884), (1805, 15708), (1870, 15162), (1938, 14630), (1995, 14212), (2090, 13566), (2166, 13090), (2244, 12635), (2261, 12540), (2310, 12274), (2380, 11913), (2508, 11305), (2527, 11220), (2618, 10830), (2660, 10659), (2805, 10108), (2926, 9690), (3135, 9044), (3230, 8778), (3553, 7980), (3570, 7942), (3610, 7854), (3740, 7581), (3876, 7315), (3927, 7220), (3971, 7140), (3990, 7106), (4180, 6783), (4332, 6545), (4389, 6460), (4522, 6270), (4620, 6137), (4845, 5852), (5054, 5610), (5236, 5415)]