31205160

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:121

約数の個数: 288

約数和(自身を含む): 124043400

約数和(自身を除く): 92838240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 29, 30, 35, 36, 40, 42, 45, 49, 56, 58, 60, 61, 63, 70, 72, 84, 87, 90, 98, 105, 116, 120, 122, 126, 140, 145, 147, 168, 174, 180, 183, 196, 203, 210, 232, 244, 245, 252, 261, 280, 290, 294, 305, 315, 348, 360, 366, 392, 406, 420, 427, 435, 441, 488, 490, 504, 522, 549, 580, 588, 609, 610, 630, 696, 732, 735, 812, 840, 854, 870, 882, 915, 980, 1015, 1044, 1098, 1160, 1176, 1218, 1220, 1260, 1281, 1305, 1421, 1464, 1470, 1624, 1708, 1740, 1764, 1769, 1827, 1830, 1960, 2030, 2088, 2135, 2196, 2205, 2436, 2440, 2520, 2562, 2610, 2745, 2842, 2940, 2989, 3045, 3416, 3480, 3528, 3538, 3654, 3660, 3843, 4060, 4263, 4270, 4392, 4410, 4872, 5124, 5220, 5307, 5490, 5684, 5880, 5978, 6090, 6405, 7076, 7105, 7308, 7320, 7686, 8120, 8526, 8540, 8820, 8845, 8967, 9135, 10248, 10440, 10614, 10980, 11368, 11956, 12180, 12383, 12789, 12810, 14152, 14210, 14616, 14945, 15372, 15921, 17052, 17080, 17640, 17690, 17934, 18270, 19215, 21228, 21315, 21960, 23912, 24360, 24766, 25578, 25620, 26535, 26901, 28420, 29890, 30744, 31842, 34104, 35380, 35868, 36540, 37149, 38430, 42456, 42630, 44835, 49532, 51156, 51240, 53070, 53802, 56840, 59780, 61915, 63684, 63945, 70760, 71736, 73080, 74298, 76860, 79605, 85260, 86681, 89670, 99064, 102312, 106140, 107604, 111447, 119560, 123830, 127368, 127890, 134505, 148596, 153720, 159210, 170520, 173362, 179340, 185745, 212280, 215208, 222894, 247660, 255780, 260043, 269010, 297192, 318420, 346724, 358680, 371490, 433405, 445788, 495320, 511560, 520086, 538020, 557235, 636840, 693448, 742980, 780129, 866810, 891576, 1040172, 1076040, 1114470, 1300215, 1485960, 1560258, 1733620, 2080344, 2228940, 2600430, 3120516, 3467240, 3900645, 4457880, 5200860, 6241032, 7801290, 10401720, 15602580, 31205160]

約数ペア:

[(1, 31205160), (2, 15602580), (3, 10401720), (4, 7801290), (5, 6241032), (6, 5200860), (7, 4457880), (8, 3900645), (9, 3467240), (10, 3120516), (12, 2600430), (14, 2228940), (15, 2080344), (18, 1733620), (20, 1560258), (21, 1485960), (24, 1300215), (28, 1114470), (29, 1076040), (30, 1040172), (35, 891576), (36, 866810), (40, 780129), (42, 742980), (45, 693448), (49, 636840), (56, 557235), (58, 538020), (60, 520086), (61, 511560), (63, 495320), (70, 445788), (72, 433405), (84, 371490), (87, 358680), (90, 346724), (98, 318420), (105, 297192), (116, 269010), (120, 260043), (122, 255780), (126, 247660), (140, 222894), (145, 215208), (147, 212280), (168, 185745), (174, 179340), (180, 173362), (183, 170520), (196, 159210), (203, 153720), (210, 148596), (232, 134505), (244, 127890), (245, 127368), (252, 123830), (261, 119560), (280, 111447), (290, 107604), (294, 106140), (305, 102312), (315, 99064), (348, 89670), (360, 86681), (366, 85260), (392, 79605), (406, 76860), (420, 74298), (427, 73080), (435, 71736), (441, 70760), (488, 63945), (490, 63684), (504, 61915), (522, 59780), (549, 56840), (580, 53802), (588, 53070), (609, 51240), (610, 51156), (630, 49532), (696, 44835), (732, 42630), (735, 42456), (812, 38430), (840, 37149), (854, 36540), (870, 35868), (882, 35380), (915, 34104), (980, 31842), (1015, 30744), (1044, 29890), (1098, 28420), (1160, 26901), (1176, 26535), (1218, 25620), (1220, 25578), (1260, 24766), (1281, 24360), (1305, 23912), (1421, 21960), (1464, 21315), (1470, 21228), (1624, 19215), (1708, 18270), (1740, 17934), (1764, 17690), (1769, 17640), (1827, 17080), (1830, 17052), (1960, 15921), (2030, 15372), (2088, 14945), (2135, 14616), (2196, 14210), (2205, 14152), (2436, 12810), (2440, 12789), (2520, 12383), (2562, 12180), (2610, 11956), (2745, 11368), (2842, 10980), (2940, 10614), (2989, 10440), (3045, 10248), (3416, 9135), (3480, 8967), (3528, 8845), (3538, 8820), (3654, 8540), (3660, 8526), (3843, 8120), (4060, 7686), (4263, 7320), (4270, 7308), (4392, 7105), (4410, 7076), (4872, 6405), (5124, 6090), (5220, 5978), (5307, 5880), (5490, 5684)]