1421178880

素因数分解:

$2^{11}\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:117

約数の個数: 288

約数和(自身を含む): 3973656960

約数和(自身を除く): 2552478080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 37, 40, 44, 55, 62, 64, 74, 80, 88, 110, 121, 124, 128, 148, 155, 160, 176, 185, 220, 242, 248, 256, 296, 310, 320, 341, 352, 370, 407, 440, 484, 496, 512, 592, 605, 620, 640, 682, 704, 740, 814, 880, 968, 992, 1024, 1147, 1184, 1210, 1240, 1280, 1364, 1408, 1480, 1628, 1705, 1760, 1936, 1984, 2035, 2048, 2294, 2368, 2420, 2480, 2560, 2728, 2816, 2960, 3256, 3410, 3520, 3751, 3872, 3968, 4070, 4477, 4588, 4736, 4840, 4960, 5120, 5456, 5632, 5735, 5920, 6512, 6820, 7040, 7502, 7744, 7936, 8140, 8954, 9176, 9472, 9680, 9920, 10240, 10912, 11264, 11470, 11840, 12617, 13024, 13640, 14080, 15004, 15488, 15872, 16280, 17908, 18352, 18755, 18944, 19360, 19840, 21824, 22385, 22528, 22940, 23680, 25234, 26048, 27280, 28160, 30008, 30976, 31744, 32560, 35816, 36704, 37510, 37888, 38720, 39680, 43648, 44770, 45880, 47360, 50468, 52096, 54560, 56320, 60016, 61952, 63085, 63488, 65120, 71632, 73408, 75020, 75776, 77440, 79360, 87296, 89540, 91760, 94720, 100936, 104192, 109120, 112640, 120032, 123904, 126170, 130240, 138787, 143264, 146816, 150040, 154880, 158720, 174592, 179080, 183520, 189440, 201872, 208384, 218240, 240064, 247808, 252340, 260480, 277574, 286528, 293632, 300080, 309760, 317440, 349184, 358160, 367040, 378880, 403744, 416768, 436480, 480128, 504680, 520960, 555148, 573056, 587264, 600160, 619520, 693935, 698368, 716320, 734080, 807488, 833536, 872960, 960256, 1009360, 1041920, 1110296, 1146112, 1174528, 1200320, 1239040, 1387870, 1432640, 1468160, 1614976, 1745920, 1920512, 2018720, 2083840, 2220592, 2292224, 2349056, 2400640, 2775740, 2865280, 2936320, 3229952, 3491840, 3841024, 4037440, 4167680, 4441184, 4584448, 4801280, 5551480, 5730560, 5872640, 6459904, 7682048, 8074880, 8882368, 9168896, 9602560, 11102960, 11461120, 11745280, 12919808, 16149760, 17764736, 19205120, 22205920, 22922240, 25839616, 32299520, 35529472, 38410240, 44411840, 45844480, 64599040, 71058944, 88823680, 129198080, 142117888, 177647360, 284235776, 355294720, 710589440, 1421178880]

約数ペア:

[(1, 1421178880), (2, 710589440), (4, 355294720), (5, 284235776), (8, 177647360), (10, 142117888), (11, 129198080), (16, 88823680), (20, 71058944), (22, 64599040), (31, 45844480), (32, 44411840), (37, 38410240), (40, 35529472), (44, 32299520), (55, 25839616), (62, 22922240), (64, 22205920), (74, 19205120), (80, 17764736), (88, 16149760), (110, 12919808), (121, 11745280), (124, 11461120), (128, 11102960), (148, 9602560), (155, 9168896), (160, 8882368), (176, 8074880), (185, 7682048), (220, 6459904), (242, 5872640), (248, 5730560), (256, 5551480), (296, 4801280), (310, 4584448), (320, 4441184), (341, 4167680), (352, 4037440), (370, 3841024), (407, 3491840), (440, 3229952), (484, 2936320), (496, 2865280), (512, 2775740), (592, 2400640), (605, 2349056), (620, 2292224), (640, 2220592), (682, 2083840), (704, 2018720), (740, 1920512), (814, 1745920), (880, 1614976), (968, 1468160), (992, 1432640), (1024, 1387870), (1147, 1239040), (1184, 1200320), (1210, 1174528), (1240, 1146112), (1280, 1110296), (1364, 1041920), (1408, 1009360), (1480, 960256), (1628, 872960), (1705, 833536), (1760, 807488), (1936, 734080), (1984, 716320), (2035, 698368), (2048, 693935), (2294, 619520), (2368, 600160), (2420, 587264), (2480, 573056), (2560, 555148), (2728, 520960), (2816, 504680), (2960, 480128), (3256, 436480), (3410, 416768), (3520, 403744), (3751, 378880), (3872, 367040), (3968, 358160), (4070, 349184), (4477, 317440), (4588, 309760), (4736, 300080), (4840, 293632), (4960, 286528), (5120, 277574), (5456, 260480), (5632, 252340), (5735, 247808), (5920, 240064), (6512, 218240), (6820, 208384), (7040, 201872), (7502, 189440), (7744, 183520), (7936, 179080), (8140, 174592), (8954, 158720), (9176, 154880), (9472, 150040), (9680, 146816), (9920, 143264), (10240, 138787), (10912, 130240), (11264, 126170), (11470, 123904), (11840, 120032), (12617, 112640), (13024, 109120), (13640, 104192), (14080, 100936), (15004, 94720), (15488, 91760), (15872, 89540), (16280, 87296), (17908, 79360), (18352, 77440), (18755, 75776), (18944, 75020), (19360, 73408), (19840, 71632), (21824, 65120), (22385, 63488), (22528, 63085), (22940, 61952), (23680, 60016), (25234, 56320), (26048, 54560), (27280, 52096), (28160, 50468), (30008, 47360), (30976, 45880), (31744, 44770), (32560, 43648), (35816, 39680), (36704, 38720), (37510, 37888)]