2018741580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{1153}}^1$

素因数の和:1376

約数の個数: 144

約数和(自身を含む): 6260514624

約数和(自身を除く): 4241773044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 137, 142, 180, 213, 274, 284, 355, 411, 426, 548, 639, 685, 710, 822, 852, 1065, 1153, 1233, 1278, 1370, 1420, 1644, 2055, 2130, 2306, 2466, 2556, 2740, 3195, 3459, 4110, 4260, 4612, 4932, 5765, 6165, 6390, 6918, 8220, 9727, 10377, 11530, 12330, 12780, 13836, 17295, 19454, 20754, 23060, 24660, 29181, 34590, 38908, 41508, 48635, 51885, 58362, 69180, 81863, 87543, 97270, 103770, 116724, 145905, 157961, 163726, 175086, 194540, 207540, 245589, 291810, 315922, 327452, 350172, 409315, 437715, 473883, 491178, 583620, 631844, 736767, 789805, 818630, 875430, 947766, 982356, 1227945, 1421649, 1473534, 1579610, 1637260, 1750860, 1895532, 2369415, 2455890, 2843298, 2947068, 3159220, 3683835, 4738830, 4911780, 5686596, 7108245, 7367670, 9477660, 11215231, 14216490, 14735340, 22430462, 28432980, 33645693, 44860924, 56076155, 67291386, 100937079, 112152310, 134582772, 168228465, 201874158, 224304620, 336456930, 403748316, 504685395, 672913860, 1009370790, 2018741580]

約数ペア:

[(1, 2018741580), (2, 1009370790), (3, 672913860), (4, 504685395), (5, 403748316), (6, 336456930), (9, 224304620), (10, 201874158), (12, 168228465), (15, 134582772), (18, 112152310), (20, 100937079), (30, 67291386), (36, 56076155), (45, 44860924), (60, 33645693), (71, 28432980), (90, 22430462), (137, 14735340), (142, 14216490), (180, 11215231), (213, 9477660), (274, 7367670), (284, 7108245), (355, 5686596), (411, 4911780), (426, 4738830), (548, 3683835), (639, 3159220), (685, 2947068), (710, 2843298), (822, 2455890), (852, 2369415), (1065, 1895532), (1153, 1750860), (1233, 1637260), (1278, 1579610), (1370, 1473534), (1420, 1421649), (1644, 1227945), (2055, 982356), (2130, 947766), (2306, 875430), (2466, 818630), (2556, 789805), (2740, 736767), (3195, 631844), (3459, 583620), (4110, 491178), (4260, 473883), (4612, 437715), (4932, 409315), (5765, 350172), (6165, 327452), (6390, 315922), (6918, 291810), (8220, 245589), (9727, 207540), (10377, 194540), (11530, 175086), (12330, 163726), (12780, 157961), (13836, 145905), (17295, 116724), (19454, 103770), (20754, 97270), (23060, 87543), (24660, 81863), (29181, 69180), (34590, 58362), (38908, 51885), (41508, 48635)]