131226900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:223

約数の個数: 216

約数和(自身を含む): 451221120

約数和(自身を除く): 319994220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 79, 84, 98, 100, 105, 113, 140, 147, 150, 158, 175, 196, 210, 226, 237, 245, 294, 300, 316, 339, 350, 395, 420, 452, 474, 490, 525, 553, 565, 588, 678, 700, 735, 790, 791, 948, 980, 1050, 1106, 1130, 1185, 1225, 1356, 1470, 1580, 1582, 1659, 1695, 1975, 2100, 2212, 2260, 2370, 2373, 2450, 2765, 2825, 2940, 3164, 3318, 3390, 3675, 3871, 3950, 3955, 4740, 4746, 4900, 5530, 5537, 5650, 5925, 6636, 6780, 7350, 7742, 7900, 7910, 8295, 8475, 8927, 9492, 11060, 11074, 11300, 11613, 11850, 11865, 13825, 14700, 15484, 15820, 16590, 16611, 16950, 17854, 19355, 19775, 22148, 23226, 23700, 23730, 26781, 27650, 27685, 33180, 33222, 33900, 35708, 38710, 39550, 41475, 44635, 46452, 47460, 53562, 55300, 55370, 58065, 59325, 62489, 66444, 77420, 79100, 82950, 83055, 89270, 96775, 107124, 110740, 116130, 118650, 124978, 133905, 138425, 165900, 166110, 178540, 187467, 193550, 223175, 232260, 237300, 249956, 267810, 276850, 290325, 312445, 332220, 374934, 387100, 415275, 437423, 446350, 535620, 553700, 580650, 624890, 669525, 749868, 830550, 874846, 892700, 937335, 1161300, 1249780, 1312269, 1339050, 1562225, 1661100, 1749692, 1874670, 2187115, 2624538, 2678100, 3124450, 3749340, 4374230, 4686675, 5249076, 6248900, 6561345, 8748460, 9373350, 10935575, 13122690, 18746700, 21871150, 26245380, 32806725, 43742300, 65613450, 131226900]

約数ペア:

[(1, 131226900), (2, 65613450), (3, 43742300), (4, 32806725), (5, 26245380), (6, 21871150), (7, 18746700), (10, 13122690), (12, 10935575), (14, 9373350), (15, 8748460), (20, 6561345), (21, 6248900), (25, 5249076), (28, 4686675), (30, 4374230), (35, 3749340), (42, 3124450), (49, 2678100), (50, 2624538), (60, 2187115), (70, 1874670), (75, 1749692), (79, 1661100), (84, 1562225), (98, 1339050), (100, 1312269), (105, 1249780), (113, 1161300), (140, 937335), (147, 892700), (150, 874846), (158, 830550), (175, 749868), (196, 669525), (210, 624890), (226, 580650), (237, 553700), (245, 535620), (294, 446350), (300, 437423), (316, 415275), (339, 387100), (350, 374934), (395, 332220), (420, 312445), (452, 290325), (474, 276850), (490, 267810), (525, 249956), (553, 237300), (565, 232260), (588, 223175), (678, 193550), (700, 187467), (735, 178540), (790, 166110), (791, 165900), (948, 138425), (980, 133905), (1050, 124978), (1106, 118650), (1130, 116130), (1185, 110740), (1225, 107124), (1356, 96775), (1470, 89270), (1580, 83055), (1582, 82950), (1659, 79100), (1695, 77420), (1975, 66444), (2100, 62489), (2212, 59325), (2260, 58065), (2370, 55370), (2373, 55300), (2450, 53562), (2765, 47460), (2825, 46452), (2940, 44635), (3164, 41475), (3318, 39550), (3390, 38710), (3675, 35708), (3871, 33900), (3950, 33222), (3955, 33180), (4740, 27685), (4746, 27650), (4900, 26781), (5530, 23730), (5537, 23700), (5650, 23226), (5925, 22148), (6636, 19775), (6780, 19355), (7350, 17854), (7742, 16950), (7900, 16611), (7910, 16590), (8295, 15820), (8475, 15484), (8927, 14700), (9492, 13825), (11060, 11865), (11074, 11850), (11300, 11613)]