51957780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:438

約数の個数: 192

約数和(自身を含む): 185794560

約数和(自身を除く): 133836780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 19, 20, 21, 28, 30, 34, 35, 38, 42, 51, 57, 60, 68, 70, 76, 84, 85, 95, 102, 105, 114, 119, 133, 140, 170, 190, 204, 210, 228, 238, 255, 266, 285, 323, 340, 357, 380, 383, 399, 420, 476, 510, 532, 570, 595, 646, 665, 714, 766, 798, 969, 1020, 1140, 1149, 1190, 1292, 1330, 1428, 1532, 1596, 1615, 1785, 1915, 1938, 1995, 2261, 2298, 2380, 2660, 2681, 3230, 3570, 3830, 3876, 3990, 4522, 4596, 4845, 5362, 5745, 6460, 6511, 6783, 7140, 7277, 7660, 7980, 8043, 9044, 9690, 10724, 11305, 11490, 13022, 13405, 13566, 14554, 16086, 19380, 19533, 21831, 22610, 22980, 26044, 26810, 27132, 29108, 32172, 32555, 33915, 36385, 39066, 40215, 43662, 45220, 45577, 50939, 53620, 65110, 67830, 72770, 78132, 80430, 87324, 91154, 97665, 101878, 109155, 123709, 130220, 135660, 136731, 145540, 152817, 160860, 182308, 195330, 203756, 218310, 227885, 247418, 254695, 273462, 305634, 371127, 390660, 436620, 455770, 494836, 509390, 546924, 611268, 618545, 683655, 742254, 764085, 865963, 911540, 1018780, 1237090, 1367310, 1484508, 1528170, 1731926, 1855635, 2474180, 2597889, 2734620, 3056340, 3463852, 3711270, 4329815, 5195778, 7422540, 8659630, 10391556, 12989445, 17319260, 25978890, 51957780]

約数ペア:

[(1, 51957780), (2, 25978890), (3, 17319260), (4, 12989445), (5, 10391556), (6, 8659630), (7, 7422540), (10, 5195778), (12, 4329815), (14, 3711270), (15, 3463852), (17, 3056340), (19, 2734620), (20, 2597889), (21, 2474180), (28, 1855635), (30, 1731926), (34, 1528170), (35, 1484508), (38, 1367310), (42, 1237090), (51, 1018780), (57, 911540), (60, 865963), (68, 764085), (70, 742254), (76, 683655), (84, 618545), (85, 611268), (95, 546924), (102, 509390), (105, 494836), (114, 455770), (119, 436620), (133, 390660), (140, 371127), (170, 305634), (190, 273462), (204, 254695), (210, 247418), (228, 227885), (238, 218310), (255, 203756), (266, 195330), (285, 182308), (323, 160860), (340, 152817), (357, 145540), (380, 136731), (383, 135660), (399, 130220), (420, 123709), (476, 109155), (510, 101878), (532, 97665), (570, 91154), (595, 87324), (646, 80430), (665, 78132), (714, 72770), (766, 67830), (798, 65110), (969, 53620), (1020, 50939), (1140, 45577), (1149, 45220), (1190, 43662), (1292, 40215), (1330, 39066), (1428, 36385), (1532, 33915), (1596, 32555), (1615, 32172), (1785, 29108), (1915, 27132), (1938, 26810), (1995, 26044), (2261, 22980), (2298, 22610), (2380, 21831), (2660, 19533), (2681, 19380), (3230, 16086), (3570, 14554), (3830, 13566), (3876, 13405), (3990, 13022), (4522, 11490), (4596, 11305), (4845, 10724), (5362, 9690), (5745, 9044), (6460, 8043), (6511, 7980), (6783, 7660), (7140, 7277)]