308296240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:160

約数の個数: 240

約数和(自身を含む): 895656960

約数和(自身を除く): 587360720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 43, 49, 56, 59, 62, 70, 80, 86, 98, 112, 118, 124, 140, 155, 172, 196, 215, 217, 236, 245, 248, 280, 295, 301, 310, 344, 392, 413, 430, 434, 472, 490, 496, 560, 590, 602, 620, 688, 784, 826, 860, 868, 944, 980, 1085, 1180, 1204, 1240, 1333, 1505, 1519, 1652, 1720, 1736, 1829, 1960, 2065, 2107, 2170, 2360, 2408, 2480, 2537, 2666, 2891, 3010, 3038, 3304, 3440, 3472, 3658, 3920, 4130, 4214, 4340, 4720, 4816, 5074, 5332, 5782, 6020, 6076, 6608, 6665, 7316, 7595, 8260, 8428, 8680, 9145, 9331, 10148, 10535, 10664, 11564, 12040, 12152, 12685, 12803, 13330, 14455, 14632, 15190, 16520, 16856, 17360, 17759, 18290, 18662, 20296, 21070, 21328, 23128, 24080, 24304, 25370, 25606, 26660, 28910, 29264, 30380, 33040, 33712, 35518, 36580, 37324, 40592, 42140, 46256, 46655, 50740, 51212, 53320, 57820, 60760, 64015, 65317, 71036, 73160, 74648, 78647, 84280, 88795, 89621, 93310, 101480, 102424, 106640, 115640, 121520, 124313, 128030, 130634, 142072, 146320, 149296, 157294, 168560, 177590, 179242, 186620, 202960, 204848, 231280, 248626, 256060, 261268, 284144, 314588, 326585, 355180, 358484, 373240, 393235, 448105, 497252, 512120, 522536, 550529, 621565, 629176, 653170, 710360, 716968, 746480, 786470, 896210, 994504, 1024240, 1045072, 1101058, 1243130, 1258352, 1306340, 1420720, 1433936, 1572940, 1792420, 1989008, 2202116, 2486260, 2612680, 2752645, 3145880, 3584840, 3853703, 4404232, 4972520, 5225360, 5505290, 6291760, 7169680, 7707406, 8808464, 9945040, 11010580, 15414812, 19268515, 22021160, 30829624, 38537030, 44042320, 61659248, 77074060, 154148120, 308296240]

約数ペア:

[(1, 308296240), (2, 154148120), (4, 77074060), (5, 61659248), (7, 44042320), (8, 38537030), (10, 30829624), (14, 22021160), (16, 19268515), (20, 15414812), (28, 11010580), (31, 9945040), (35, 8808464), (40, 7707406), (43, 7169680), (49, 6291760), (56, 5505290), (59, 5225360), (62, 4972520), (70, 4404232), (80, 3853703), (86, 3584840), (98, 3145880), (112, 2752645), (118, 2612680), (124, 2486260), (140, 2202116), (155, 1989008), (172, 1792420), (196, 1572940), (215, 1433936), (217, 1420720), (236, 1306340), (245, 1258352), (248, 1243130), (280, 1101058), (295, 1045072), (301, 1024240), (310, 994504), (344, 896210), (392, 786470), (413, 746480), (430, 716968), (434, 710360), (472, 653170), (490, 629176), (496, 621565), (560, 550529), (590, 522536), (602, 512120), (620, 497252), (688, 448105), (784, 393235), (826, 373240), (860, 358484), (868, 355180), (944, 326585), (980, 314588), (1085, 284144), (1180, 261268), (1204, 256060), (1240, 248626), (1333, 231280), (1505, 204848), (1519, 202960), (1652, 186620), (1720, 179242), (1736, 177590), (1829, 168560), (1960, 157294), (2065, 149296), (2107, 146320), (2170, 142072), (2360, 130634), (2408, 128030), (2480, 124313), (2537, 121520), (2666, 115640), (2891, 106640), (3010, 102424), (3038, 101480), (3304, 93310), (3440, 89621), (3472, 88795), (3658, 84280), (3920, 78647), (4130, 74648), (4214, 73160), (4340, 71036), (4720, 65317), (4816, 64015), (5074, 60760), (5332, 57820), (5782, 53320), (6020, 51212), (6076, 50740), (6608, 46655), (6665, 46256), (7316, 42140), (7595, 40592), (8260, 37324), (8428, 36580), (8680, 35518), (9145, 33712), (9331, 33040), (10148, 30380), (10535, 29264), (10664, 28910), (11564, 26660), (12040, 25606), (12152, 25370), (12685, 24304), (12803, 24080), (13330, 23128), (14455, 21328), (14632, 21070), (15190, 20296), (16520, 18662), (16856, 18290), (17360, 17759)]