161571060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:455

約数の個数: 288

約数和(自身を含む): 625847040

約数和(自身を除く): 464275980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 19, 20, 21, 28, 30, 34, 35, 36, 38, 42, 45, 51, 57, 60, 63, 68, 70, 76, 84, 85, 90, 95, 102, 105, 114, 119, 126, 133, 140, 153, 170, 171, 180, 190, 204, 210, 228, 238, 252, 255, 266, 285, 306, 315, 323, 340, 342, 357, 380, 397, 399, 420, 476, 510, 532, 570, 595, 612, 630, 646, 665, 684, 714, 765, 794, 798, 855, 969, 1020, 1071, 1140, 1190, 1191, 1197, 1260, 1292, 1330, 1428, 1530, 1588, 1596, 1615, 1710, 1785, 1938, 1985, 1995, 2142, 2261, 2380, 2382, 2394, 2660, 2779, 2907, 3060, 3230, 3420, 3570, 3573, 3876, 3970, 3990, 4284, 4522, 4764, 4788, 4845, 5355, 5558, 5814, 5955, 5985, 6460, 6749, 6783, 7140, 7146, 7543, 7940, 7980, 8337, 9044, 9690, 10710, 11116, 11305, 11628, 11910, 11970, 13498, 13566, 13895, 14292, 14535, 15086, 16674, 17865, 19380, 20247, 20349, 21420, 22610, 22629, 23820, 23940, 25011, 26996, 27132, 27790, 29070, 30172, 33348, 33745, 33915, 35730, 37715, 40494, 40698, 41685, 45220, 45258, 47243, 50022, 52801, 55580, 58140, 60741, 67490, 67830, 67887, 71460, 75430, 80988, 81396, 83370, 90516, 94486, 100044, 101235, 101745, 105602, 113145, 121482, 125055, 128231, 134980, 135660, 135774, 141729, 150860, 158403, 166740, 188972, 202470, 203490, 211204, 226290, 236215, 242964, 250110, 256462, 264005, 271548, 283458, 303705, 316806, 339435, 384693, 404940, 406980, 425187, 452580, 472430, 475209, 500220, 512924, 528010, 566916, 607410, 633612, 641155, 678870, 708645, 769386, 792015, 850374, 897617, 944860, 950418, 1056020, 1154079, 1214820, 1282310, 1357740, 1417290, 1538772, 1584030, 1700748, 1795234, 1900836, 1923465, 2125935, 2308158, 2376045, 2564620, 2692851, 2834580, 3168060, 3590468, 3846930, 4251870, 4488085, 4616316, 4752090, 5385702, 5770395, 7693860, 8078553, 8503740, 8976170, 9504180, 10771404, 11540790, 13464255, 16157106, 17952340, 23081580, 26928510, 32314212, 40392765, 53857020, 80785530, 161571060]

約数ペア:

[(1, 161571060), (2, 80785530), (3, 53857020), (4, 40392765), (5, 32314212), (6, 26928510), (7, 23081580), (9, 17952340), (10, 16157106), (12, 13464255), (14, 11540790), (15, 10771404), (17, 9504180), (18, 8976170), (19, 8503740), (20, 8078553), (21, 7693860), (28, 5770395), (30, 5385702), (34, 4752090), (35, 4616316), (36, 4488085), (38, 4251870), (42, 3846930), (45, 3590468), (51, 3168060), (57, 2834580), (60, 2692851), (63, 2564620), (68, 2376045), (70, 2308158), (76, 2125935), (84, 1923465), (85, 1900836), (90, 1795234), (95, 1700748), (102, 1584030), (105, 1538772), (114, 1417290), (119, 1357740), (126, 1282310), (133, 1214820), (140, 1154079), (153, 1056020), (170, 950418), (171, 944860), (180, 897617), (190, 850374), (204, 792015), (210, 769386), (228, 708645), (238, 678870), (252, 641155), (255, 633612), (266, 607410), (285, 566916), (306, 528010), (315, 512924), (323, 500220), (340, 475209), (342, 472430), (357, 452580), (380, 425187), (397, 406980), (399, 404940), (420, 384693), (476, 339435), (510, 316806), (532, 303705), (570, 283458), (595, 271548), (612, 264005), (630, 256462), (646, 250110), (665, 242964), (684, 236215), (714, 226290), (765, 211204), (794, 203490), (798, 202470), (855, 188972), (969, 166740), (1020, 158403), (1071, 150860), (1140, 141729), (1190, 135774), (1191, 135660), (1197, 134980), (1260, 128231), (1292, 125055), (1330, 121482), (1428, 113145), (1530, 105602), (1588, 101745), (1596, 101235), (1615, 100044), (1710, 94486), (1785, 90516), (1938, 83370), (1985, 81396), (1995, 80988), (2142, 75430), (2261, 71460), (2380, 67887), (2382, 67830), (2394, 67490), (2660, 60741), (2779, 58140), (2907, 55580), (3060, 52801), (3230, 50022), (3420, 47243), (3570, 45258), (3573, 45220), (3876, 41685), (3970, 40698), (3990, 40494), (4284, 37715), (4522, 35730), (4764, 33915), (4788, 33745), (4845, 33348), (5355, 30172), (5558, 29070), (5814, 27790), (5955, 27132), (5985, 26996), (6460, 25011), (6749, 23940), (6783, 23820), (7140, 22629), (7146, 22610), (7543, 21420), (7940, 20349), (7980, 20247), (8337, 19380), (9044, 17865), (9690, 16674), (10710, 15086), (11116, 14535), (11305, 14292), (11628, 13895), (11910, 13566), (11970, 13498)]