1620995760

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{5399}}^1$

素因数の和:5560

約数の個数: 160

約数和(自身を含む): 5624640000

約数和(自身を除く): 4003644240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 139, 144, 180, 216, 240, 270, 278, 360, 417, 432, 540, 556, 695, 720, 834, 1080, 1112, 1251, 1390, 1668, 2085, 2160, 2224, 2502, 2780, 3336, 3753, 4170, 5004, 5399, 5560, 6255, 6672, 7506, 8340, 10008, 10798, 11120, 12510, 15012, 16197, 16680, 18765, 20016, 21596, 25020, 26995, 30024, 32394, 33360, 37530, 43192, 48591, 50040, 53990, 60048, 64788, 75060, 80985, 86384, 97182, 100080, 107980, 129576, 145773, 150120, 161970, 194364, 215960, 242955, 259152, 291546, 300240, 323940, 388728, 431920, 485910, 583092, 647880, 728865, 750461, 777456, 971820, 1166184, 1295760, 1457730, 1500922, 1943640, 2251383, 2332368, 2915460, 3001844, 3752305, 3887280, 4502766, 5830920, 6003688, 6754149, 7504610, 9005532, 11256915, 11661840, 12007376, 13508298, 15009220, 18011064, 20262447, 22513830, 27016596, 30018440, 33770745, 36022128, 40524894, 45027660, 54033192, 60036880, 67541490, 81049788, 90055320, 101312235, 108066384, 135082980, 162099576, 180110640, 202624470, 270165960, 324199152, 405248940, 540331920, 810497880, 1620995760]

約数ペア:

[(1, 1620995760), (2, 810497880), (3, 540331920), (4, 405248940), (5, 324199152), (6, 270165960), (8, 202624470), (9, 180110640), (10, 162099576), (12, 135082980), (15, 108066384), (16, 101312235), (18, 90055320), (20, 81049788), (24, 67541490), (27, 60036880), (30, 54033192), (36, 45027660), (40, 40524894), (45, 36022128), (48, 33770745), (54, 30018440), (60, 27016596), (72, 22513830), (80, 20262447), (90, 18011064), (108, 15009220), (120, 13508298), (135, 12007376), (139, 11661840), (144, 11256915), (180, 9005532), (216, 7504610), (240, 6754149), (270, 6003688), (278, 5830920), (360, 4502766), (417, 3887280), (432, 3752305), (540, 3001844), (556, 2915460), (695, 2332368), (720, 2251383), (834, 1943640), (1080, 1500922), (1112, 1457730), (1251, 1295760), (1390, 1166184), (1668, 971820), (2085, 777456), (2160, 750461), (2224, 728865), (2502, 647880), (2780, 583092), (3336, 485910), (3753, 431920), (4170, 388728), (5004, 323940), (5399, 300240), (5560, 291546), (6255, 259152), (6672, 242955), (7506, 215960), (8340, 194364), (10008, 161970), (10798, 150120), (11120, 145773), (12510, 129576), (15012, 107980), (16197, 100080), (16680, 97182), (18765, 86384), (20016, 80985), (21596, 75060), (25020, 64788), (26995, 60048), (30024, 53990), (32394, 50040), (33360, 48591), (37530, 43192)]