1916597640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{6619}}^1$

素因数の和:6779

約数の個数: 128

約数和(自身を含む): 6100992000

約数和(自身を除く): 4184394360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 127, 152, 190, 228, 254, 285, 380, 381, 456, 508, 570, 635, 760, 762, 1016, 1140, 1270, 1524, 1905, 2280, 2413, 2540, 3048, 3810, 4826, 5080, 6619, 7239, 7620, 9652, 12065, 13238, 14478, 15240, 19304, 19857, 24130, 26476, 28956, 33095, 36195, 39714, 48260, 52952, 57912, 66190, 72390, 79428, 96520, 99285, 125761, 132380, 144780, 158856, 198570, 251522, 264760, 289560, 377283, 397140, 503044, 628805, 754566, 794280, 840613, 1006088, 1257610, 1509132, 1681226, 1886415, 2515220, 2521839, 3018264, 3362452, 3772830, 4203065, 5030440, 5043678, 6724904, 7545660, 8406130, 10087356, 12609195, 15091320, 15971647, 16812260, 20174712, 25218390, 31943294, 33624520, 47914941, 50436780, 63886588, 79858235, 95829882, 100873560, 127773176, 159716470, 191659764, 239574705, 319432940, 383319528, 479149410, 638865880, 958298820, 1916597640]

約数ペア:

[(1, 1916597640), (2, 958298820), (3, 638865880), (4, 479149410), (5, 383319528), (6, 319432940), (8, 239574705), (10, 191659764), (12, 159716470), (15, 127773176), (19, 100873560), (20, 95829882), (24, 79858235), (30, 63886588), (38, 50436780), (40, 47914941), (57, 33624520), (60, 31943294), (76, 25218390), (95, 20174712), (114, 16812260), (120, 15971647), (127, 15091320), (152, 12609195), (190, 10087356), (228, 8406130), (254, 7545660), (285, 6724904), (380, 5043678), (381, 5030440), (456, 4203065), (508, 3772830), (570, 3362452), (635, 3018264), (760, 2521839), (762, 2515220), (1016, 1886415), (1140, 1681226), (1270, 1509132), (1524, 1257610), (1905, 1006088), (2280, 840613), (2413, 794280), (2540, 754566), (3048, 628805), (3810, 503044), (4826, 397140), (5080, 377283), (6619, 289560), (7239, 264760), (7620, 251522), (9652, 198570), (12065, 158856), (13238, 144780), (14478, 132380), (15240, 125761), (19304, 99285), (19857, 96520), (24130, 79428), (26476, 72390), (28956, 66190), (33095, 57912), (36195, 52952), (39714, 48260)]