15465240

素因数分解:

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

素因数の和:79

約数の個数: 288

約数和(自身を含む): 64190880

約数和(自身を除く): 48725640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 19, 20, 21, 24, 28, 30, 34, 35, 36, 38, 40, 42, 45, 51, 56, 57, 60, 63, 68, 70, 72, 76, 84, 85, 90, 95, 102, 105, 114, 119, 120, 126, 133, 136, 140, 152, 153, 168, 170, 171, 180, 190, 204, 210, 228, 238, 252, 255, 266, 280, 285, 306, 315, 323, 340, 342, 357, 360, 361, 380, 399, 408, 420, 456, 476, 504, 510, 532, 570, 595, 612, 630, 646, 665, 680, 684, 714, 722, 760, 765, 798, 840, 855, 952, 969, 1020, 1064, 1071, 1083, 1140, 1190, 1197, 1224, 1260, 1292, 1330, 1368, 1428, 1444, 1530, 1596, 1615, 1710, 1785, 1805, 1938, 1995, 2040, 2142, 2166, 2261, 2280, 2380, 2394, 2520, 2527, 2584, 2660, 2856, 2888, 2907, 3060, 3192, 3230, 3249, 3420, 3570, 3610, 3876, 3990, 4284, 4332, 4522, 4760, 4788, 4845, 5054, 5320, 5355, 5415, 5814, 5985, 6120, 6137, 6460, 6498, 6783, 6840, 7140, 7220, 7581, 7752, 7980, 8568, 8664, 9044, 9576, 9690, 10108, 10710, 10830, 11305, 11628, 11970, 12274, 12635, 12920, 12996, 13566, 14280, 14440, 14535, 15162, 15960, 16245, 18088, 18411, 19380, 20216, 20349, 21420, 21660, 22610, 22743, 23256, 23940, 24548, 25270, 25992, 27132, 29070, 30324, 30685, 32490, 33915, 36822, 37905, 38760, 40698, 42840, 42959, 43320, 45220, 45486, 47880, 49096, 50540, 54264, 55233, 58140, 60648, 61370, 64980, 67830, 73644, 75810, 81396, 85918, 90440, 90972, 92055, 101080, 101745, 110466, 113715, 116280, 122740, 128877, 129960, 135660, 147288, 151620, 162792, 171836, 181944, 184110, 203490, 214795, 220932, 227430, 245480, 257754, 271320, 276165, 303240, 343672, 368220, 386631, 406980, 429590, 441864, 454860, 515508, 552330, 644385, 736440, 773262, 813960, 859180, 909720, 1031016, 1104660, 1288770, 1546524, 1718360, 1933155, 2209320, 2577540, 3093048, 3866310, 5155080, 7732620, 15465240]

約数ペア:

[(1, 15465240), (2, 7732620), (3, 5155080), (4, 3866310), (5, 3093048), (6, 2577540), (7, 2209320), (8, 1933155), (9, 1718360), (10, 1546524), (12, 1288770), (14, 1104660), (15, 1031016), (17, 909720), (18, 859180), (19, 813960), (20, 773262), (21, 736440), (24, 644385), (28, 552330), (30, 515508), (34, 454860), (35, 441864), (36, 429590), (38, 406980), (40, 386631), (42, 368220), (45, 343672), (51, 303240), (56, 276165), (57, 271320), (60, 257754), (63, 245480), (68, 227430), (70, 220932), (72, 214795), (76, 203490), (84, 184110), (85, 181944), (90, 171836), (95, 162792), (102, 151620), (105, 147288), (114, 135660), (119, 129960), (120, 128877), (126, 122740), (133, 116280), (136, 113715), (140, 110466), (152, 101745), (153, 101080), (168, 92055), (170, 90972), (171, 90440), (180, 85918), (190, 81396), (204, 75810), (210, 73644), (228, 67830), (238, 64980), (252, 61370), (255, 60648), (266, 58140), (280, 55233), (285, 54264), (306, 50540), (315, 49096), (323, 47880), (340, 45486), (342, 45220), (357, 43320), (360, 42959), (361, 42840), (380, 40698), (399, 38760), (408, 37905), (420, 36822), (456, 33915), (476, 32490), (504, 30685), (510, 30324), (532, 29070), (570, 27132), (595, 25992), (612, 25270), (630, 24548), (646, 23940), (665, 23256), (680, 22743), (684, 22610), (714, 21660), (722, 21420), (760, 20349), (765, 20216), (798, 19380), (840, 18411), (855, 18088), (952, 16245), (969, 15960), (1020, 15162), (1064, 14535), (1071, 14440), (1083, 14280), (1140, 13566), (1190, 12996), (1197, 12920), (1224, 12635), (1260, 12274), (1292, 11970), (1330, 11628), (1368, 11305), (1428, 10830), (1444, 10710), (1530, 10108), (1596, 9690), (1615, 9576), (1710, 9044), (1785, 8664), (1805, 8568), (1938, 7980), (1995, 7752), (2040, 7581), (2142, 7220), (2166, 7140), (2261, 6840), (2280, 6783), (2380, 6498), (2394, 6460), (2520, 6137), (2527, 6120), (2584, 5985), (2660, 5814), (2856, 5415), (2888, 5355), (2907, 5320), (3060, 5054), (3192, 4845), (3230, 4788), (3249, 4760), (3420, 4522), (3570, 4332), (3610, 4284), (3876, 3990)]