128678220

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:147

約数の個数: 288

約数和(自身を含む): 462309120

約数和(自身を除く): 333630900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 29, 30, 33, 36, 44, 45, 54, 55, 58, 60, 66, 81, 83, 87, 90, 99, 108, 110, 116, 132, 135, 145, 162, 165, 166, 174, 180, 198, 220, 243, 249, 261, 270, 290, 297, 319, 324, 330, 332, 348, 396, 405, 415, 435, 486, 495, 498, 522, 540, 580, 594, 638, 660, 747, 783, 810, 830, 870, 891, 913, 957, 972, 990, 996, 1044, 1188, 1215, 1245, 1276, 1305, 1485, 1494, 1566, 1595, 1620, 1660, 1740, 1782, 1826, 1914, 1980, 2241, 2349, 2407, 2430, 2490, 2610, 2673, 2739, 2871, 2970, 2988, 3132, 3190, 3564, 3652, 3735, 3828, 3915, 4455, 4482, 4565, 4698, 4785, 4814, 4860, 4980, 5220, 5346, 5478, 5742, 5940, 6380, 6723, 7047, 7221, 7470, 7830, 8217, 8613, 8910, 8964, 9130, 9396, 9570, 9628, 10692, 10956, 11205, 11484, 11745, 12035, 13365, 13446, 13695, 14094, 14355, 14442, 14940, 15660, 16434, 17226, 17820, 18260, 19140, 20169, 21663, 22410, 23490, 24070, 24651, 25839, 26477, 26730, 26892, 27390, 28188, 28710, 28884, 32868, 33615, 34452, 35235, 36105, 40338, 41085, 43065, 43326, 44820, 46980, 48140, 49302, 51678, 52954, 53460, 54780, 57420, 64989, 67230, 70470, 72210, 73953, 77517, 79431, 80676, 82170, 86130, 86652, 98604, 100845, 103356, 105908, 108315, 123255, 129195, 129978, 132385, 134460, 140940, 144420, 147906, 155034, 158862, 164340, 172260, 194967, 201690, 216630, 221859, 238293, 246510, 258390, 259956, 264770, 295812, 310068, 317724, 324945, 369765, 387585, 389934, 397155, 403380, 433260, 443718, 476586, 493020, 516780, 529540, 584901, 649890, 714879, 739530, 775170, 779868, 794310, 887436, 953172, 974835, 1109295, 1169802, 1191465, 1299780, 1429758, 1479060, 1550340, 1588620, 1949670, 2144637, 2218590, 2339604, 2382930, 2859516, 2924505, 3574395, 3899340, 4289274, 4437180, 4765860, 5849010, 6433911, 7148790, 8578548, 10723185, 11698020, 12867822, 14297580, 21446370, 25735644, 32169555, 42892740, 64339110, 128678220]

約数ペア:

[(1, 128678220), (2, 64339110), (3, 42892740), (4, 32169555), (5, 25735644), (6, 21446370), (9, 14297580), (10, 12867822), (11, 11698020), (12, 10723185), (15, 8578548), (18, 7148790), (20, 6433911), (22, 5849010), (27, 4765860), (29, 4437180), (30, 4289274), (33, 3899340), (36, 3574395), (44, 2924505), (45, 2859516), (54, 2382930), (55, 2339604), (58, 2218590), (60, 2144637), (66, 1949670), (81, 1588620), (83, 1550340), (87, 1479060), (90, 1429758), (99, 1299780), (108, 1191465), (110, 1169802), (116, 1109295), (132, 974835), (135, 953172), (145, 887436), (162, 794310), (165, 779868), (166, 775170), (174, 739530), (180, 714879), (198, 649890), (220, 584901), (243, 529540), (249, 516780), (261, 493020), (270, 476586), (290, 443718), (297, 433260), (319, 403380), (324, 397155), (330, 389934), (332, 387585), (348, 369765), (396, 324945), (405, 317724), (415, 310068), (435, 295812), (486, 264770), (495, 259956), (498, 258390), (522, 246510), (540, 238293), (580, 221859), (594, 216630), (638, 201690), (660, 194967), (747, 172260), (783, 164340), (810, 158862), (830, 155034), (870, 147906), (891, 144420), (913, 140940), (957, 134460), (972, 132385), (990, 129978), (996, 129195), (1044, 123255), (1188, 108315), (1215, 105908), (1245, 103356), (1276, 100845), (1305, 98604), (1485, 86652), (1494, 86130), (1566, 82170), (1595, 80676), (1620, 79431), (1660, 77517), (1740, 73953), (1782, 72210), (1826, 70470), (1914, 67230), (1980, 64989), (2241, 57420), (2349, 54780), (2407, 53460), (2430, 52954), (2490, 51678), (2610, 49302), (2673, 48140), (2739, 46980), (2871, 44820), (2970, 43326), (2988, 43065), (3132, 41085), (3190, 40338), (3564, 36105), (3652, 35235), (3735, 34452), (3828, 33615), (3915, 32868), (4455, 28884), (4482, 28710), (4565, 28188), (4698, 27390), (4785, 26892), (4814, 26730), (4860, 26477), (4980, 25839), (5220, 24651), (5346, 24070), (5478, 23490), (5742, 22410), (5940, 21663), (6380, 20169), (6723, 19140), (7047, 18260), (7221, 17820), (7470, 17226), (7830, 16434), (8217, 15660), (8613, 14940), (8910, 14442), (8964, 14355), (9130, 14094), (9396, 13695), (9570, 13446), (9628, 13365), (10692, 12035), (10956, 11745), (11205, 11484)]