55339020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1471}}^1$

素因数の和:1516

約数の個数: 144

約数和(自身を含む): 192890880

約数和(自身を除く): 137551860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1140, 1254, 1471, 1710, 1881, 1980, 2090, 2508, 2942, 3135, 3420, 3762, 4180, 4413, 5884, 6270, 7355, 7524, 8826, 9405, 12540, 13239, 14710, 16181, 17652, 18810, 22065, 26478, 27949, 29420, 32362, 37620, 44130, 48543, 52956, 55898, 64724, 66195, 80905, 83847, 88260, 97086, 111796, 132390, 139745, 145629, 161810, 167694, 194172, 242715, 251541, 264780, 279490, 291258, 307439, 323620, 335388, 419235, 485430, 503082, 558980, 582516, 614878, 728145, 838470, 922317, 970860, 1006164, 1229756, 1257705, 1456290, 1537195, 1676940, 1844634, 2515410, 2766951, 2912580, 3074390, 3689268, 4611585, 5030820, 5533902, 6148780, 9223170, 11067804, 13834755, 18446340, 27669510, 55339020]

約数ペア:

[(1, 55339020), (2, 27669510), (3, 18446340), (4, 13834755), (5, 11067804), (6, 9223170), (9, 6148780), (10, 5533902), (11, 5030820), (12, 4611585), (15, 3689268), (18, 3074390), (19, 2912580), (20, 2766951), (22, 2515410), (30, 1844634), (33, 1676940), (36, 1537195), (38, 1456290), (44, 1257705), (45, 1229756), (55, 1006164), (57, 970860), (60, 922317), (66, 838470), (76, 728145), (90, 614878), (95, 582516), (99, 558980), (110, 503082), (114, 485430), (132, 419235), (165, 335388), (171, 323620), (180, 307439), (190, 291258), (198, 279490), (209, 264780), (220, 251541), (228, 242715), (285, 194172), (330, 167694), (342, 161810), (380, 145629), (396, 139745), (418, 132390), (495, 111796), (570, 97086), (627, 88260), (660, 83847), (684, 80905), (836, 66195), (855, 64724), (990, 55898), (1045, 52956), (1140, 48543), (1254, 44130), (1471, 37620), (1710, 32362), (1881, 29420), (1980, 27949), (2090, 26478), (2508, 22065), (2942, 18810), (3135, 17652), (3420, 16181), (3762, 14710), (4180, 13239), (4413, 12540), (5884, 9405), (6270, 8826), (7355, 7524)]