409703840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1481}}^1$

素因数の和:1535

約数の個数: 192

約数和(自身を含む): 1254839040

約数和(自身を除く): 845135200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 32, 35, 38, 40, 52, 56, 65, 70, 76, 80, 91, 95, 104, 112, 130, 133, 140, 152, 160, 182, 190, 208, 224, 247, 260, 266, 280, 304, 364, 380, 416, 455, 494, 520, 532, 560, 608, 665, 728, 760, 910, 988, 1040, 1064, 1120, 1235, 1330, 1456, 1481, 1520, 1729, 1820, 1976, 2080, 2128, 2470, 2660, 2912, 2962, 3040, 3458, 3640, 3952, 4256, 4940, 5320, 5924, 6916, 7280, 7405, 7904, 8645, 9880, 10367, 10640, 11848, 13832, 14560, 14810, 17290, 19253, 19760, 20734, 21280, 23696, 27664, 28139, 29620, 34580, 38506, 39520, 41468, 47392, 51835, 55328, 56278, 59240, 69160, 77012, 82936, 96265, 103670, 112556, 118480, 134771, 138320, 140695, 154024, 165872, 192530, 196973, 207340, 225112, 236960, 269542, 276640, 281390, 308048, 331744, 365807, 385060, 393946, 414680, 450224, 539084, 562780, 616096, 673855, 731614, 770120, 787892, 829360, 900448, 984865, 1078168, 1125560, 1347710, 1463228, 1540240, 1575784, 1658720, 1829035, 1969730, 2156336, 2251120, 2560649, 2695420, 2926456, 3080480, 3151568, 3658070, 3939460, 4312672, 4502240, 5121298, 5390840, 5852912, 6303136, 7316140, 7878920, 10242596, 10781680, 11705824, 12803245, 14632280, 15757840, 20485192, 21563360, 25606490, 29264560, 31515680, 40970384, 51212980, 58529120, 81940768, 102425960, 204851920, 409703840]

約数ペア:

[(1, 409703840), (2, 204851920), (4, 102425960), (5, 81940768), (7, 58529120), (8, 51212980), (10, 40970384), (13, 31515680), (14, 29264560), (16, 25606490), (19, 21563360), (20, 20485192), (26, 15757840), (28, 14632280), (32, 12803245), (35, 11705824), (38, 10781680), (40, 10242596), (52, 7878920), (56, 7316140), (65, 6303136), (70, 5852912), (76, 5390840), (80, 5121298), (91, 4502240), (95, 4312672), (104, 3939460), (112, 3658070), (130, 3151568), (133, 3080480), (140, 2926456), (152, 2695420), (160, 2560649), (182, 2251120), (190, 2156336), (208, 1969730), (224, 1829035), (247, 1658720), (260, 1575784), (266, 1540240), (280, 1463228), (304, 1347710), (364, 1125560), (380, 1078168), (416, 984865), (455, 900448), (494, 829360), (520, 787892), (532, 770120), (560, 731614), (608, 673855), (665, 616096), (728, 562780), (760, 539084), (910, 450224), (988, 414680), (1040, 393946), (1064, 385060), (1120, 365807), (1235, 331744), (1330, 308048), (1456, 281390), (1481, 276640), (1520, 269542), (1729, 236960), (1820, 225112), (1976, 207340), (2080, 196973), (2128, 192530), (2470, 165872), (2660, 154024), (2912, 140695), (2962, 138320), (3040, 134771), (3458, 118480), (3640, 112556), (3952, 103670), (4256, 96265), (4940, 82936), (5320, 77012), (5924, 69160), (6916, 59240), (7280, 56278), (7405, 55328), (7904, 51835), (8645, 47392), (9880, 41468), (10367, 39520), (10640, 38506), (11848, 34580), (13832, 29620), (14560, 28139), (14810, 27664), (17290, 23696), (19253, 21280), (19760, 20734)]