220087840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:219

約数の個数: 192

約数和(自身を含む): 628798464

約数和(自身を除く): 408710624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 47, 56, 70, 74, 80, 94, 112, 113, 140, 148, 160, 185, 188, 224, 226, 235, 259, 280, 296, 329, 370, 376, 452, 470, 518, 560, 565, 592, 658, 740, 752, 791, 904, 940, 1036, 1120, 1130, 1184, 1295, 1316, 1480, 1504, 1582, 1645, 1739, 1808, 1880, 2072, 2260, 2590, 2632, 2960, 3164, 3290, 3478, 3616, 3760, 3955, 4144, 4181, 4520, 5180, 5264, 5311, 5920, 6328, 6580, 6956, 7520, 7910, 8288, 8362, 8695, 9040, 10360, 10528, 10622, 12173, 12656, 13160, 13912, 15820, 16724, 17390, 18080, 20720, 20905, 21244, 24346, 25312, 26320, 26555, 27824, 29267, 31640, 33448, 34780, 37177, 41440, 41810, 42488, 48692, 52640, 53110, 55648, 58534, 60865, 63280, 66896, 69560, 74354, 83620, 84976, 97384, 106220, 117068, 121730, 126560, 133792, 139120, 146335, 148708, 167240, 169952, 185885, 194768, 196507, 212440, 234136, 243460, 278240, 292670, 297416, 334480, 371770, 389536, 393014, 424880, 468272, 486920, 585340, 594832, 668960, 743540, 786028, 849760, 936544, 973840, 982535, 1170680, 1189664, 1375549, 1487080, 1572056, 1947680, 1965070, 2341360, 2751098, 2974160, 3144112, 3930140, 4682720, 5502196, 5948320, 6288224, 6877745, 7860280, 11004392, 13755490, 15720560, 22008784, 27510980, 31441120, 44017568, 55021960, 110043920, 220087840]

約数ペア:

[(1, 220087840), (2, 110043920), (4, 55021960), (5, 44017568), (7, 31441120), (8, 27510980), (10, 22008784), (14, 15720560), (16, 13755490), (20, 11004392), (28, 7860280), (32, 6877745), (35, 6288224), (37, 5948320), (40, 5502196), (47, 4682720), (56, 3930140), (70, 3144112), (74, 2974160), (80, 2751098), (94, 2341360), (112, 1965070), (113, 1947680), (140, 1572056), (148, 1487080), (160, 1375549), (185, 1189664), (188, 1170680), (224, 982535), (226, 973840), (235, 936544), (259, 849760), (280, 786028), (296, 743540), (329, 668960), (370, 594832), (376, 585340), (452, 486920), (470, 468272), (518, 424880), (560, 393014), (565, 389536), (592, 371770), (658, 334480), (740, 297416), (752, 292670), (791, 278240), (904, 243460), (940, 234136), (1036, 212440), (1120, 196507), (1130, 194768), (1184, 185885), (1295, 169952), (1316, 167240), (1480, 148708), (1504, 146335), (1582, 139120), (1645, 133792), (1739, 126560), (1808, 121730), (1880, 117068), (2072, 106220), (2260, 97384), (2590, 84976), (2632, 83620), (2960, 74354), (3164, 69560), (3290, 66896), (3478, 63280), (3616, 60865), (3760, 58534), (3955, 55648), (4144, 53110), (4181, 52640), (4520, 48692), (5180, 42488), (5264, 41810), (5311, 41440), (5920, 37177), (6328, 34780), (6580, 33448), (6956, 31640), (7520, 29267), (7910, 27824), (8288, 26555), (8362, 26320), (8695, 25312), (9040, 24346), (10360, 21244), (10528, 20905), (10622, 20720), (12173, 18080), (12656, 17390), (13160, 16724), (13912, 15820)]