2019901860

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{2357}}^1$

素因数の和:2424

約数の個数: 180

約数和(自身を含む): 6626795868

約数和(自身を除く): 4606894008

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 81, 90, 92, 108, 115, 135, 138, 162, 180, 207, 230, 270, 276, 324, 345, 405, 414, 460, 529, 540, 621, 690, 810, 828, 1035, 1058, 1242, 1380, 1587, 1620, 1863, 2070, 2116, 2357, 2484, 2645, 3105, 3174, 3726, 4140, 4714, 4761, 5290, 6210, 6348, 7071, 7452, 7935, 9315, 9428, 9522, 10580, 11785, 12420, 14142, 14283, 15870, 18630, 19044, 21213, 23570, 23805, 28284, 28566, 31740, 35355, 37260, 42426, 42849, 47140, 47610, 54211, 57132, 63639, 70710, 71415, 84852, 85698, 95220, 106065, 108422, 127278, 141420, 142830, 162633, 171396, 190917, 212130, 214245, 216844, 254556, 271055, 285660, 318195, 325266, 381834, 424260, 428490, 487899, 542110, 636390, 650532, 763668, 813165, 856980, 954585, 975798, 1084220, 1246853, 1272780, 1463697, 1626330, 1909170, 1951596, 2439495, 2493706, 2927394, 3252660, 3740559, 3818340, 4391091, 4878990, 4987412, 5854788, 6234265, 7318485, 7481118, 8782182, 9757980, 11221677, 12468530, 14636970, 14962236, 17564364, 18702795, 21955455, 22443354, 24937060, 29273940, 33665031, 37405590, 43910910, 44886708, 56108385, 67330062, 74811180, 87821820, 100995093, 112216770, 134660124, 168325155, 201990186, 224433540, 336650310, 403980372, 504975465, 673300620, 1009950930, 2019901860]

約数ペア:

[(1, 2019901860), (2, 1009950930), (3, 673300620), (4, 504975465), (5, 403980372), (6, 336650310), (9, 224433540), (10, 201990186), (12, 168325155), (15, 134660124), (18, 112216770), (20, 100995093), (23, 87821820), (27, 74811180), (30, 67330062), (36, 56108385), (45, 44886708), (46, 43910910), (54, 37405590), (60, 33665031), (69, 29273940), (81, 24937060), (90, 22443354), (92, 21955455), (108, 18702795), (115, 17564364), (135, 14962236), (138, 14636970), (162, 12468530), (180, 11221677), (207, 9757980), (230, 8782182), (270, 7481118), (276, 7318485), (324, 6234265), (345, 5854788), (405, 4987412), (414, 4878990), (460, 4391091), (529, 3818340), (540, 3740559), (621, 3252660), (690, 2927394), (810, 2493706), (828, 2439495), (1035, 1951596), (1058, 1909170), (1242, 1626330), (1380, 1463697), (1587, 1272780), (1620, 1246853), (1863, 1084220), (2070, 975798), (2116, 954585), (2357, 856980), (2484, 813165), (2645, 763668), (3105, 650532), (3174, 636390), (3726, 542110), (4140, 487899), (4714, 428490), (4761, 424260), (5290, 381834), (6210, 325266), (6348, 318195), (7071, 285660), (7452, 271055), (7935, 254556), (9315, 216844), (9428, 214245), (9522, 212130), (10580, 190917), (11785, 171396), (12420, 162633), (14142, 142830), (14283, 141420), (15870, 127278), (18630, 108422), (19044, 106065), (21213, 95220), (23570, 85698), (23805, 84852), (28284, 71415), (28566, 70710), (31740, 63639), (35355, 57132), (37260, 54211), (42426, 47610), (42849, 47140)]