18534987120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{26881}}^1$

素因数の和:26940

約数の個数: 240

約数和(自身を含む): 65880685152

約数和(自身を除く): 47345698032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 102, 104, 120, 130, 136, 156, 169, 170, 195, 204, 208, 221, 240, 255, 260, 272, 312, 338, 340, 390, 408, 442, 507, 510, 520, 624, 663, 676, 680, 780, 816, 845, 884, 1014, 1020, 1040, 1105, 1326, 1352, 1360, 1560, 1690, 1768, 2028, 2040, 2210, 2535, 2652, 2704, 2873, 3120, 3315, 3380, 3536, 4056, 4080, 4420, 5070, 5304, 5746, 6630, 6760, 8112, 8619, 8840, 10140, 10608, 11492, 13260, 13520, 14365, 17238, 17680, 20280, 22984, 26520, 26881, 28730, 34476, 40560, 43095, 45968, 53040, 53762, 57460, 68952, 80643, 86190, 107524, 114920, 134405, 137904, 161286, 172380, 215048, 229840, 268810, 322572, 344760, 349453, 403215, 430096, 456977, 537620, 645144, 689520, 698906, 806430, 913954, 1048359, 1075240, 1290288, 1370931, 1397812, 1612860, 1747265, 1827908, 2096718, 2150480, 2284885, 2741862, 2795624, 3225720, 3494530, 3655816, 4193436, 4542889, 4569770, 5241795, 5483724, 5591248, 5940701, 6451440, 6854655, 6989060, 7311632, 8386872, 9085778, 9139540, 10483590, 10967448, 11881402, 13628667, 13709310, 13978120, 16773744, 17822103, 18171556, 18279080, 20967180, 21934896, 22714445, 23762804, 27257334, 27418620, 27956240, 29703505, 35644206, 36343112, 36558160, 41934360, 45428890, 47525608, 54514668, 54837240, 59407010, 68143335, 71288412, 72686224, 77229113, 83868720, 89110515, 90857780, 95051216, 109029336, 109674480, 118814020, 136286670, 142576824, 154458226, 178221030, 181715560, 218058672, 231687339, 237628040, 272573340, 285153648, 308916452, 356442060, 363431120, 386145565, 463374678, 475256080, 545146680, 617832904, 712884120, 772291130, 926749356, 1090293360, 1158436695, 1235665808, 1425768240, 1544582260, 1853498712, 2316873390, 3089164520, 3706997424, 4633746780, 6178329040, 9267493560, 18534987120]

約数ペア:

[(1, 18534987120), (2, 9267493560), (3, 6178329040), (4, 4633746780), (5, 3706997424), (6, 3089164520), (8, 2316873390), (10, 1853498712), (12, 1544582260), (13, 1425768240), (15, 1235665808), (16, 1158436695), (17, 1090293360), (20, 926749356), (24, 772291130), (26, 712884120), (30, 617832904), (34, 545146680), (39, 475256080), (40, 463374678), (48, 386145565), (51, 363431120), (52, 356442060), (60, 308916452), (65, 285153648), (68, 272573340), (78, 237628040), (80, 231687339), (85, 218058672), (102, 181715560), (104, 178221030), (120, 154458226), (130, 142576824), (136, 136286670), (156, 118814020), (169, 109674480), (170, 109029336), (195, 95051216), (204, 90857780), (208, 89110515), (221, 83868720), (240, 77229113), (255, 72686224), (260, 71288412), (272, 68143335), (312, 59407010), (338, 54837240), (340, 54514668), (390, 47525608), (408, 45428890), (442, 41934360), (507, 36558160), (510, 36343112), (520, 35644206), (624, 29703505), (663, 27956240), (676, 27418620), (680, 27257334), (780, 23762804), (816, 22714445), (845, 21934896), (884, 20967180), (1014, 18279080), (1020, 18171556), (1040, 17822103), (1105, 16773744), (1326, 13978120), (1352, 13709310), (1360, 13628667), (1560, 11881402), (1690, 10967448), (1768, 10483590), (2028, 9139540), (2040, 9085778), (2210, 8386872), (2535, 7311632), (2652, 6989060), (2704, 6854655), (2873, 6451440), (3120, 5940701), (3315, 5591248), (3380, 5483724), (3536, 5241795), (4056, 4569770), (4080, 4542889), (4420, 4193436), (5070, 3655816), (5304, 3494530), (5746, 3225720), (6630, 2795624), (6760, 2741862), (8112, 2284885), (8619, 2150480), (8840, 2096718), (10140, 1827908), (10608, 1747265), (11492, 1612860), (13260, 1397812), (13520, 1370931), (14365, 1290288), (17238, 1075240), (17680, 1048359), (20280, 913954), (22984, 806430), (26520, 698906), (26881, 689520), (28730, 645144), (34476, 537620), (40560, 456977), (43095, 430096), (45968, 403215), (53040, 349453), (53762, 344760), (57460, 322572), (68952, 268810), (80643, 229840), (86190, 215048), (107524, 172380), (114920, 161286), (134405, 137904)]