154816480

素因数分解:

$2^5\times 5^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:87

約数の個数: 240

約数和(自身を含む): 474332544

約数和(自身を除く): 319516064

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 49, 52, 56, 62, 65, 70, 80, 91, 98, 104, 112, 124, 130, 140, 155, 160, 182, 196, 208, 217, 224, 245, 248, 260, 280, 310, 343, 364, 392, 403, 416, 434, 455, 490, 496, 520, 560, 620, 637, 686, 728, 784, 806, 868, 910, 980, 992, 1040, 1085, 1120, 1240, 1274, 1372, 1456, 1519, 1568, 1612, 1715, 1736, 1820, 1960, 2015, 2080, 2170, 2401, 2480, 2548, 2744, 2821, 2912, 3038, 3185, 3224, 3430, 3472, 3640, 3920, 4030, 4340, 4459, 4802, 4960, 5096, 5488, 5642, 6076, 6370, 6448, 6860, 6944, 7280, 7595, 7840, 8060, 8680, 8918, 9604, 10192, 10633, 10976, 11284, 12005, 12152, 12740, 12896, 13720, 14105, 14560, 15190, 16120, 17360, 17836, 19208, 19747, 20384, 21266, 22295, 22568, 24010, 24304, 25480, 27440, 28210, 30380, 31213, 32240, 34720, 35672, 38416, 39494, 42532, 44590, 45136, 48020, 48608, 50960, 53165, 54880, 56420, 60760, 62426, 64480, 71344, 74431, 76832, 78988, 85064, 89180, 90272, 96040, 98735, 101920, 106330, 112840, 121520, 124852, 138229, 142688, 148862, 156065, 157976, 170128, 178360, 192080, 197470, 212660, 225680, 243040, 249704, 276458, 297724, 312130, 315952, 340256, 356720, 372155, 384160, 394940, 425320, 451360, 499408, 552916, 595448, 624260, 631904, 691145, 713440, 744310, 789880, 850640, 967603, 998816, 1105832, 1190896, 1248520, 1382290, 1488620, 1579760, 1701280, 1935206, 2211664, 2381792, 2497040, 2764580, 2977240, 3159520, 3870412, 4423328, 4838015, 4994080, 5529160, 5954480, 7740824, 9676030, 11058320, 11908960, 15481648, 19352060, 22116640, 30963296, 38704120, 77408240, 154816480]

約数ペア:

[(1, 154816480), (2, 77408240), (4, 38704120), (5, 30963296), (7, 22116640), (8, 19352060), (10, 15481648), (13, 11908960), (14, 11058320), (16, 9676030), (20, 7740824), (26, 5954480), (28, 5529160), (31, 4994080), (32, 4838015), (35, 4423328), (40, 3870412), (49, 3159520), (52, 2977240), (56, 2764580), (62, 2497040), (65, 2381792), (70, 2211664), (80, 1935206), (91, 1701280), (98, 1579760), (104, 1488620), (112, 1382290), (124, 1248520), (130, 1190896), (140, 1105832), (155, 998816), (160, 967603), (182, 850640), (196, 789880), (208, 744310), (217, 713440), (224, 691145), (245, 631904), (248, 624260), (260, 595448), (280, 552916), (310, 499408), (343, 451360), (364, 425320), (392, 394940), (403, 384160), (416, 372155), (434, 356720), (455, 340256), (490, 315952), (496, 312130), (520, 297724), (560, 276458), (620, 249704), (637, 243040), (686, 225680), (728, 212660), (784, 197470), (806, 192080), (868, 178360), (910, 170128), (980, 157976), (992, 156065), (1040, 148862), (1085, 142688), (1120, 138229), (1240, 124852), (1274, 121520), (1372, 112840), (1456, 106330), (1519, 101920), (1568, 98735), (1612, 96040), (1715, 90272), (1736, 89180), (1820, 85064), (1960, 78988), (2015, 76832), (2080, 74431), (2170, 71344), (2401, 64480), (2480, 62426), (2548, 60760), (2744, 56420), (2821, 54880), (2912, 53165), (3038, 50960), (3185, 48608), (3224, 48020), (3430, 45136), (3472, 44590), (3640, 42532), (3920, 39494), (4030, 38416), (4340, 35672), (4459, 34720), (4802, 32240), (4960, 31213), (5096, 30380), (5488, 28210), (5642, 27440), (6076, 25480), (6370, 24304), (6448, 24010), (6860, 22568), (6944, 22295), (7280, 21266), (7595, 20384), (7840, 19747), (8060, 19208), (8680, 17836), (8918, 17360), (9604, 16120), (10192, 15190), (10633, 14560), (10976, 14105), (11284, 13720), (12005, 12896), (12152, 12740)]