878213160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{20161}}^1$

素因数の和:20200

約数の個数: 144

約数和(自身を含む): 3137408820

約数和(自身を除く): 2259195660

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 484, 495, 605, 660, 726, 792, 968, 990, 1089, 1210, 1320, 1452, 1815, 1980, 2178, 2420, 2904, 3630, 3960, 4356, 4840, 5445, 7260, 8712, 10890, 14520, 20161, 21780, 40322, 43560, 60483, 80644, 100805, 120966, 161288, 181449, 201610, 221771, 241932, 302415, 362898, 403220, 443542, 483864, 604830, 665313, 725796, 806440, 887084, 907245, 1108855, 1209660, 1330626, 1451592, 1774168, 1814490, 1995939, 2217710, 2419320, 2439481, 2661252, 3326565, 3628980, 3991878, 4435420, 4878962, 5322504, 6653130, 7257960, 7318443, 7983756, 8870840, 9757924, 9979695, 12197405, 13306260, 14636886, 15967512, 19515848, 19959390, 21955329, 24394810, 26612520, 29273772, 36592215, 39918780, 43910658, 48789620, 58547544, 73184430, 79837560, 87821316, 97579240, 109776645, 146368860, 175642632, 219553290, 292737720, 439106580, 878213160]

約数ペア:

[(1, 878213160), (2, 439106580), (3, 292737720), (4, 219553290), (5, 175642632), (6, 146368860), (8, 109776645), (9, 97579240), (10, 87821316), (11, 79837560), (12, 73184430), (15, 58547544), (18, 48789620), (20, 43910658), (22, 39918780), (24, 36592215), (30, 29273772), (33, 26612520), (36, 24394810), (40, 21955329), (44, 19959390), (45, 19515848), (55, 15967512), (60, 14636886), (66, 13306260), (72, 12197405), (88, 9979695), (90, 9757924), (99, 8870840), (110, 7983756), (120, 7318443), (121, 7257960), (132, 6653130), (165, 5322504), (180, 4878962), (198, 4435420), (220, 3991878), (242, 3628980), (264, 3326565), (330, 2661252), (360, 2439481), (363, 2419320), (396, 2217710), (440, 1995939), (484, 1814490), (495, 1774168), (605, 1451592), (660, 1330626), (726, 1209660), (792, 1108855), (968, 907245), (990, 887084), (1089, 806440), (1210, 725796), (1320, 665313), (1452, 604830), (1815, 483864), (1980, 443542), (2178, 403220), (2420, 362898), (2904, 302415), (3630, 241932), (3960, 221771), (4356, 201610), (4840, 181449), (5445, 161288), (7260, 120966), (8712, 100805), (10890, 80644), (14520, 60483), (20161, 43560), (21780, 40322)]