19498366980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{388259}}^1$

素因数の和:388311

約数の個数: 120

約数和(自身を含む): 63140394240

約数和(自身を除く): 43642027260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 270, 279, 310, 324, 372, 405, 465, 540, 558, 620, 810, 837, 930, 1116, 1395, 1620, 1674, 1860, 2511, 2790, 3348, 4185, 5022, 5580, 8370, 10044, 12555, 16740, 25110, 50220, 388259, 776518, 1164777, 1553036, 1941295, 2329554, 3494331, 3882590, 4659108, 5823885, 6988662, 7765180, 10482993, 11647770, 12036029, 13977324, 17471655, 20965986, 23295540, 24072058, 31448979, 34943310, 36108087, 41931972, 48144116, 52414965, 60180145, 62897958, 69886620, 72216174, 104829930, 108324261, 120360290, 125795916, 144432348, 157244895, 180540435, 209659860, 216648522, 240720580, 314489790, 324972783, 361080870, 433297044, 541621305, 628979580, 649945566, 722161740, 974918349, 1083242610, 1299891132, 1624863915, 1949836698, 2166485220, 3249727830, 3899673396, 4874591745, 6499455660, 9749183490, 19498366980]

約数ペア:

[(1, 19498366980), (2, 9749183490), (3, 6499455660), (4, 4874591745), (5, 3899673396), (6, 3249727830), (9, 2166485220), (10, 1949836698), (12, 1624863915), (15, 1299891132), (18, 1083242610), (20, 974918349), (27, 722161740), (30, 649945566), (31, 628979580), (36, 541621305), (45, 433297044), (54, 361080870), (60, 324972783), (62, 314489790), (81, 240720580), (90, 216648522), (93, 209659860), (108, 180540435), (124, 157244895), (135, 144432348), (155, 125795916), (162, 120360290), (180, 108324261), (186, 104829930), (270, 72216174), (279, 69886620), (310, 62897958), (324, 60180145), (372, 52414965), (405, 48144116), (465, 41931972), (540, 36108087), (558, 34943310), (620, 31448979), (810, 24072058), (837, 23295540), (930, 20965986), (1116, 17471655), (1395, 13977324), (1620, 12036029), (1674, 11647770), (1860, 10482993), (2511, 7765180), (2790, 6988662), (3348, 5823885), (4185, 4659108), (5022, 3882590), (5580, 3494331), (8370, 2329554), (10044, 1941295), (12555, 1553036), (16740, 1164777), (25110, 776518), (50220, 388259)]