18643194440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3923}}^1$

素因数の和:4016

約数の個数: 192

約数和(自身を含む): 49117492800

約数和(自身を除く): 30474298360

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 37, 38, 40, 52, 65, 74, 76, 95, 104, 130, 148, 152, 169, 185, 190, 247, 260, 296, 338, 370, 380, 481, 494, 520, 676, 703, 740, 760, 845, 962, 988, 1235, 1352, 1406, 1480, 1690, 1924, 1976, 2405, 2470, 2812, 3211, 3380, 3515, 3848, 3923, 4810, 4940, 5624, 6253, 6422, 6760, 7030, 7846, 9139, 9620, 9880, 12506, 12844, 14060, 15692, 16055, 18278, 19240, 19615, 25012, 25688, 28120, 31265, 31384, 32110, 36556, 39230, 45695, 50024, 50999, 62530, 64220, 73112, 74537, 78460, 91390, 101998, 118807, 125060, 128440, 145151, 149074, 156920, 182780, 203996, 237614, 250120, 254995, 290302, 298148, 365560, 372685, 407992, 475228, 509990, 580604, 594035, 596296, 662987, 725755, 745370, 950456, 968981, 1019980, 1161208, 1188070, 1325974, 1451510, 1490740, 1886963, 1937962, 2039960, 2376140, 2651948, 2757869, 2903020, 2981480, 3314935, 3773926, 3875924, 4752280, 4844905, 5303896, 5515738, 5806040, 6629870, 7547852, 7751848, 9434815, 9689810, 11031476, 12596753, 13259740, 13789345, 15095704, 18869630, 19379620, 22062952, 24530519, 25193506, 26519480, 27578690, 35852297, 37739260, 38759240, 49061038, 50387012, 55157380, 62983765, 71704594, 75478520, 98122076, 100774024, 110314760, 122652595, 125967530, 143409188, 179261485, 196244152, 245305190, 251935060, 286818376, 358522970, 466079861, 490610380, 503870120, 717045940, 932159722, 981220760, 1434091880, 1864319444, 2330399305, 3728638888, 4660798610, 9321597220, 18643194440]

約数ペア:

[(1, 18643194440), (2, 9321597220), (4, 4660798610), (5, 3728638888), (8, 2330399305), (10, 1864319444), (13, 1434091880), (19, 981220760), (20, 932159722), (26, 717045940), (37, 503870120), (38, 490610380), (40, 466079861), (52, 358522970), (65, 286818376), (74, 251935060), (76, 245305190), (95, 196244152), (104, 179261485), (130, 143409188), (148, 125967530), (152, 122652595), (169, 110314760), (185, 100774024), (190, 98122076), (247, 75478520), (260, 71704594), (296, 62983765), (338, 55157380), (370, 50387012), (380, 49061038), (481, 38759240), (494, 37739260), (520, 35852297), (676, 27578690), (703, 26519480), (740, 25193506), (760, 24530519), (845, 22062952), (962, 19379620), (988, 18869630), (1235, 15095704), (1352, 13789345), (1406, 13259740), (1480, 12596753), (1690, 11031476), (1924, 9689810), (1976, 9434815), (2405, 7751848), (2470, 7547852), (2812, 6629870), (3211, 5806040), (3380, 5515738), (3515, 5303896), (3848, 4844905), (3923, 4752280), (4810, 3875924), (4940, 3773926), (5624, 3314935), (6253, 2981480), (6422, 2903020), (6760, 2757869), (7030, 2651948), (7846, 2376140), (9139, 2039960), (9620, 1937962), (9880, 1886963), (12506, 1490740), (12844, 1451510), (14060, 1325974), (15692, 1188070), (16055, 1161208), (18278, 1019980), (19240, 968981), (19615, 950456), (25012, 745370), (25688, 725755), (28120, 662987), (31265, 596296), (31384, 594035), (32110, 580604), (36556, 509990), (39230, 475228), (45695, 407992), (50024, 372685), (50999, 365560), (62530, 298148), (64220, 290302), (73112, 254995), (74537, 250120), (78460, 237614), (91390, 203996), (101998, 182780), (118807, 156920), (125060, 149074), (128440, 145151)]