2808454920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{16063}}^1$

素因数の和:16155

約数の個数: 128

約数和(自身を含む): 8882749440

約数和(自身を除く): 6074294520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 47, 60, 62, 93, 94, 120, 124, 141, 155, 186, 188, 235, 248, 282, 310, 372, 376, 465, 470, 564, 620, 705, 744, 930, 940, 1128, 1240, 1410, 1457, 1860, 1880, 2820, 2914, 3720, 4371, 5640, 5828, 7285, 8742, 11656, 14570, 16063, 17484, 21855, 29140, 32126, 34968, 43710, 48189, 58280, 64252, 80315, 87420, 96378, 128504, 160630, 174840, 192756, 240945, 321260, 385512, 481890, 497953, 642520, 754961, 963780, 995906, 1493859, 1509922, 1927560, 1991812, 2264883, 2489765, 2987718, 3019844, 3774805, 3983624, 4529766, 4979530, 5975436, 6039688, 7469295, 7549610, 9059532, 9959060, 11324415, 11950872, 14938590, 15099220, 18119064, 19918120, 22648830, 23403791, 29877180, 30198440, 45297660, 46807582, 59754360, 70211373, 90595320, 93615164, 117018955, 140422746, 187230328, 234037910, 280845492, 351056865, 468075820, 561690984, 702113730, 936151640, 1404227460, 2808454920]

約数ペア:

[(1, 2808454920), (2, 1404227460), (3, 936151640), (4, 702113730), (5, 561690984), (6, 468075820), (8, 351056865), (10, 280845492), (12, 234037910), (15, 187230328), (20, 140422746), (24, 117018955), (30, 93615164), (31, 90595320), (40, 70211373), (47, 59754360), (60, 46807582), (62, 45297660), (93, 30198440), (94, 29877180), (120, 23403791), (124, 22648830), (141, 19918120), (155, 18119064), (186, 15099220), (188, 14938590), (235, 11950872), (248, 11324415), (282, 9959060), (310, 9059532), (372, 7549610), (376, 7469295), (465, 6039688), (470, 5975436), (564, 4979530), (620, 4529766), (705, 3983624), (744, 3774805), (930, 3019844), (940, 2987718), (1128, 2489765), (1240, 2264883), (1410, 1991812), (1457, 1927560), (1860, 1509922), (1880, 1493859), (2820, 995906), (2914, 963780), (3720, 754961), (4371, 642520), (5640, 497953), (5828, 481890), (7285, 385512), (8742, 321260), (11656, 240945), (14570, 192756), (16063, 174840), (17484, 160630), (21855, 128504), (29140, 96378), (32126, 87420), (34968, 80315), (43710, 64252), (48189, 58280)]