140338240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:145

約数の個数: 224

約数和(自身を含む): 411992064

約数和(自身を除く): 271653824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 43, 47, 56, 62, 64, 70, 80, 86, 94, 112, 124, 140, 155, 160, 172, 188, 215, 217, 224, 235, 248, 280, 301, 310, 320, 329, 344, 376, 430, 434, 448, 470, 496, 560, 602, 620, 658, 688, 752, 860, 868, 940, 992, 1085, 1120, 1204, 1240, 1316, 1333, 1376, 1457, 1504, 1505, 1645, 1720, 1736, 1880, 1984, 2021, 2170, 2240, 2408, 2480, 2632, 2666, 2752, 2914, 3008, 3010, 3290, 3440, 3472, 3760, 4042, 4340, 4816, 4960, 5264, 5332, 5828, 6020, 6580, 6665, 6880, 6944, 7285, 7520, 8084, 8680, 9331, 9632, 9920, 10105, 10199, 10528, 10664, 11656, 12040, 13160, 13330, 13760, 13888, 14147, 14570, 15040, 16168, 17360, 18662, 19264, 20210, 20398, 21056, 21328, 23312, 24080, 26320, 26660, 28294, 29140, 32336, 34720, 37324, 40420, 40796, 42656, 46624, 46655, 48160, 50995, 52640, 53320, 56588, 58280, 62651, 64672, 69440, 70735, 74648, 80840, 81592, 85312, 93248, 93310, 96320, 101990, 105280, 106640, 113176, 116560, 125302, 129344, 141470, 149296, 161680, 163184, 186620, 203980, 213280, 226352, 233120, 250604, 282940, 298592, 313255, 323360, 326368, 373240, 407960, 426560, 438557, 452704, 466240, 501208, 565880, 597184, 626510, 646720, 652736, 746480, 815920, 877114, 905408, 1002416, 1131760, 1253020, 1492960, 1631840, 1754228, 2004832, 2192785, 2263520, 2506040, 2985920, 3263680, 3508456, 4009664, 4385570, 4527040, 5012080, 7016912, 8771140, 10024160, 14033824, 17542280, 20048320, 28067648, 35084560, 70169120, 140338240]

約数ペア:

[(1, 140338240), (2, 70169120), (4, 35084560), (5, 28067648), (7, 20048320), (8, 17542280), (10, 14033824), (14, 10024160), (16, 8771140), (20, 7016912), (28, 5012080), (31, 4527040), (32, 4385570), (35, 4009664), (40, 3508456), (43, 3263680), (47, 2985920), (56, 2506040), (62, 2263520), (64, 2192785), (70, 2004832), (80, 1754228), (86, 1631840), (94, 1492960), (112, 1253020), (124, 1131760), (140, 1002416), (155, 905408), (160, 877114), (172, 815920), (188, 746480), (215, 652736), (217, 646720), (224, 626510), (235, 597184), (248, 565880), (280, 501208), (301, 466240), (310, 452704), (320, 438557), (329, 426560), (344, 407960), (376, 373240), (430, 326368), (434, 323360), (448, 313255), (470, 298592), (496, 282940), (560, 250604), (602, 233120), (620, 226352), (658, 213280), (688, 203980), (752, 186620), (860, 163184), (868, 161680), (940, 149296), (992, 141470), (1085, 129344), (1120, 125302), (1204, 116560), (1240, 113176), (1316, 106640), (1333, 105280), (1376, 101990), (1457, 96320), (1504, 93310), (1505, 93248), (1645, 85312), (1720, 81592), (1736, 80840), (1880, 74648), (1984, 70735), (2021, 69440), (2170, 64672), (2240, 62651), (2408, 58280), (2480, 56588), (2632, 53320), (2666, 52640), (2752, 50995), (2914, 48160), (3008, 46655), (3010, 46624), (3290, 42656), (3440, 40796), (3472, 40420), (3760, 37324), (4042, 34720), (4340, 32336), (4816, 29140), (4960, 28294), (5264, 26660), (5332, 26320), (5828, 24080), (6020, 23312), (6580, 21328), (6665, 21056), (6880, 20398), (6944, 20210), (7285, 19264), (7520, 18662), (8084, 17360), (8680, 16168), (9331, 15040), (9632, 14570), (9920, 14147), (10105, 13888), (10199, 13760), (10528, 13330), (10664, 13160), (11656, 12040)]