68742240

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1$

素因数の和:565

約数の個数: 192

約数和(自身を含む): 254016000

約数和(自身を除く): 185273760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 41, 42, 48, 56, 60, 70, 80, 82, 84, 96, 105, 112, 120, 123, 140, 160, 164, 168, 205, 210, 224, 240, 246, 280, 287, 328, 336, 410, 420, 480, 492, 499, 560, 574, 615, 656, 672, 820, 840, 861, 984, 998, 1120, 1148, 1230, 1312, 1435, 1497, 1640, 1680, 1722, 1968, 1996, 2296, 2460, 2495, 2870, 2994, 3280, 3360, 3444, 3493, 3936, 3992, 4305, 4592, 4920, 4990, 5740, 5988, 6560, 6888, 6986, 7485, 7984, 8610, 9184, 9840, 9980, 10479, 11480, 11976, 13776, 13972, 14970, 15968, 17220, 17465, 19680, 19960, 20459, 20958, 22960, 23952, 27552, 27944, 29940, 34440, 34930, 39920, 40918, 41916, 45920, 47904, 52395, 55888, 59880, 61377, 68880, 69860, 79840, 81836, 83832, 102295, 104790, 111776, 119760, 122754, 137760, 139720, 143213, 163672, 167664, 204590, 209580, 239520, 245508, 279440, 286426, 306885, 327344, 335328, 409180, 419160, 429639, 491016, 558880, 572852, 613770, 654688, 716065, 818360, 838320, 859278, 982032, 1145704, 1227540, 1432130, 1636720, 1676640, 1718556, 1964064, 2148195, 2291408, 2455080, 2864260, 3273440, 3437112, 4296390, 4582816, 4910160, 5728520, 6874224, 8592780, 9820320, 11457040, 13748448, 17185560, 22914080, 34371120, 68742240]

約数ペア:

[(1, 68742240), (2, 34371120), (3, 22914080), (4, 17185560), (5, 13748448), (6, 11457040), (7, 9820320), (8, 8592780), (10, 6874224), (12, 5728520), (14, 4910160), (15, 4582816), (16, 4296390), (20, 3437112), (21, 3273440), (24, 2864260), (28, 2455080), (30, 2291408), (32, 2148195), (35, 1964064), (40, 1718556), (41, 1676640), (42, 1636720), (48, 1432130), (56, 1227540), (60, 1145704), (70, 982032), (80, 859278), (82, 838320), (84, 818360), (96, 716065), (105, 654688), (112, 613770), (120, 572852), (123, 558880), (140, 491016), (160, 429639), (164, 419160), (168, 409180), (205, 335328), (210, 327344), (224, 306885), (240, 286426), (246, 279440), (280, 245508), (287, 239520), (328, 209580), (336, 204590), (410, 167664), (420, 163672), (480, 143213), (492, 139720), (499, 137760), (560, 122754), (574, 119760), (615, 111776), (656, 104790), (672, 102295), (820, 83832), (840, 81836), (861, 79840), (984, 69860), (998, 68880), (1120, 61377), (1148, 59880), (1230, 55888), (1312, 52395), (1435, 47904), (1497, 45920), (1640, 41916), (1680, 40918), (1722, 39920), (1968, 34930), (1996, 34440), (2296, 29940), (2460, 27944), (2495, 27552), (2870, 23952), (2994, 22960), (3280, 20958), (3360, 20459), (3444, 19960), (3493, 19680), (3936, 17465), (3992, 17220), (4305, 15968), (4592, 14970), (4920, 13972), (4990, 13776), (5740, 11976), (5988, 11480), (6560, 10479), (6888, 9980), (6986, 9840), (7485, 9184), (7984, 8610)]