71397060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:450

約数の個数: 192

約数和(自身を含む): 251596800

約数和(自身を除く): 180199740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 23, 28, 30, 35, 38, 42, 46, 57, 60, 69, 70, 76, 84, 92, 95, 105, 114, 115, 133, 138, 140, 161, 190, 210, 228, 230, 266, 276, 285, 322, 345, 380, 389, 399, 420, 437, 460, 483, 532, 570, 644, 665, 690, 778, 798, 805, 874, 966, 1140, 1167, 1311, 1330, 1380, 1556, 1596, 1610, 1748, 1932, 1945, 1995, 2185, 2334, 2415, 2622, 2660, 2723, 3059, 3220, 3890, 3990, 4370, 4668, 4830, 5244, 5446, 5835, 6118, 6555, 7391, 7780, 7980, 8169, 8740, 8947, 9177, 9660, 10892, 11670, 12236, 13110, 13615, 14782, 15295, 16338, 17894, 18354, 22173, 23340, 26220, 26841, 27230, 29564, 30590, 32676, 35788, 36708, 36955, 40845, 44346, 44735, 45885, 51737, 53682, 54460, 61180, 62629, 73910, 81690, 88692, 89470, 91770, 103474, 107364, 110865, 125258, 134205, 147820, 155211, 163380, 169993, 178940, 183540, 187887, 206948, 221730, 250516, 258685, 268410, 310422, 313145, 339986, 375774, 443460, 509979, 517370, 536820, 620844, 626290, 679972, 751548, 776055, 849965, 939435, 1019958, 1034740, 1189951, 1252580, 1552110, 1699930, 1878870, 2039916, 2379902, 2549895, 3104220, 3399860, 3569853, 3757740, 4759804, 5099790, 5949755, 7139706, 10199580, 11899510, 14279412, 17849265, 23799020, 35698530, 71397060]

約数ペア:

[(1, 71397060), (2, 35698530), (3, 23799020), (4, 17849265), (5, 14279412), (6, 11899510), (7, 10199580), (10, 7139706), (12, 5949755), (14, 5099790), (15, 4759804), (19, 3757740), (20, 3569853), (21, 3399860), (23, 3104220), (28, 2549895), (30, 2379902), (35, 2039916), (38, 1878870), (42, 1699930), (46, 1552110), (57, 1252580), (60, 1189951), (69, 1034740), (70, 1019958), (76, 939435), (84, 849965), (92, 776055), (95, 751548), (105, 679972), (114, 626290), (115, 620844), (133, 536820), (138, 517370), (140, 509979), (161, 443460), (190, 375774), (210, 339986), (228, 313145), (230, 310422), (266, 268410), (276, 258685), (285, 250516), (322, 221730), (345, 206948), (380, 187887), (389, 183540), (399, 178940), (420, 169993), (437, 163380), (460, 155211), (483, 147820), (532, 134205), (570, 125258), (644, 110865), (665, 107364), (690, 103474), (778, 91770), (798, 89470), (805, 88692), (874, 81690), (966, 73910), (1140, 62629), (1167, 61180), (1311, 54460), (1330, 53682), (1380, 51737), (1556, 45885), (1596, 44735), (1610, 44346), (1748, 40845), (1932, 36955), (1945, 36708), (1995, 35788), (2185, 32676), (2334, 30590), (2415, 29564), (2622, 27230), (2660, 26841), (2723, 26220), (3059, 23340), (3220, 22173), (3890, 18354), (3990, 17894), (4370, 16338), (4668, 15295), (4830, 14782), (5244, 13615), (5446, 13110), (5835, 12236), (6118, 11670), (6555, 10892), (7391, 9660), (7780, 9177), (7980, 8947), (8169, 8740)]