449755320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^5\times {\mathrm{223}}^1$

素因数の和:272

約数の個数: 192

約数和(自身を含む): 1581189120

約数和(自身を除く): 1131433800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 223, 245, 280, 294, 343, 392, 420, 446, 490, 588, 669, 686, 735, 840, 892, 980, 1029, 1115, 1176, 1338, 1372, 1470, 1561, 1715, 1784, 1960, 2058, 2230, 2401, 2676, 2744, 2940, 3122, 3345, 3430, 4116, 4460, 4683, 4802, 5145, 5352, 5880, 6244, 6690, 6860, 7203, 7805, 8232, 8920, 9366, 9604, 10290, 10927, 12005, 12488, 13380, 13720, 14406, 15610, 16807, 18732, 19208, 20580, 21854, 23415, 24010, 26760, 28812, 31220, 32781, 33614, 36015, 37464, 41160, 43708, 46830, 48020, 50421, 54635, 57624, 62440, 65562, 67228, 72030, 76489, 84035, 87416, 93660, 96040, 100842, 109270, 131124, 134456, 144060, 152978, 163905, 168070, 187320, 201684, 218540, 229467, 252105, 262248, 288120, 305956, 327810, 336140, 382445, 403368, 437080, 458934, 504210, 535423, 611912, 655620, 672280, 764890, 917868, 1008420, 1070846, 1147335, 1311240, 1529780, 1606269, 1835736, 2016840, 2141692, 2294670, 2677115, 3059560, 3212538, 3747961, 4283384, 4589340, 5354230, 6425076, 7495922, 8031345, 9178680, 10708460, 11243883, 12850152, 14991844, 16062690, 18739805, 21416920, 22487766, 29983688, 32125380, 37479610, 44975532, 56219415, 64250760, 74959220, 89951064, 112438830, 149918440, 224877660, 449755320]

約数ペア:

[(1, 449755320), (2, 224877660), (3, 149918440), (4, 112438830), (5, 89951064), (6, 74959220), (7, 64250760), (8, 56219415), (10, 44975532), (12, 37479610), (14, 32125380), (15, 29983688), (20, 22487766), (21, 21416920), (24, 18739805), (28, 16062690), (30, 14991844), (35, 12850152), (40, 11243883), (42, 10708460), (49, 9178680), (56, 8031345), (60, 7495922), (70, 6425076), (84, 5354230), (98, 4589340), (105, 4283384), (120, 3747961), (140, 3212538), (147, 3059560), (168, 2677115), (196, 2294670), (210, 2141692), (223, 2016840), (245, 1835736), (280, 1606269), (294, 1529780), (343, 1311240), (392, 1147335), (420, 1070846), (446, 1008420), (490, 917868), (588, 764890), (669, 672280), (686, 655620), (735, 611912), (840, 535423), (892, 504210), (980, 458934), (1029, 437080), (1115, 403368), (1176, 382445), (1338, 336140), (1372, 327810), (1470, 305956), (1561, 288120), (1715, 262248), (1784, 252105), (1960, 229467), (2058, 218540), (2230, 201684), (2401, 187320), (2676, 168070), (2744, 163905), (2940, 152978), (3122, 144060), (3345, 134456), (3430, 131124), (4116, 109270), (4460, 100842), (4683, 96040), (4802, 93660), (5145, 87416), (5352, 84035), (5880, 76489), (6244, 72030), (6690, 67228), (6860, 65562), (7203, 62440), (7805, 57624), (8232, 54635), (8920, 50421), (9366, 48020), (9604, 46830), (10290, 43708), (10927, 41160), (12005, 37464), (12488, 36015), (13380, 33614), (13720, 32781), (14406, 31220), (15610, 28812), (16807, 26760), (18732, 24010), (19208, 23415), (20580, 21854)]