208832120

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:554

約数の個数: 128

約数和(自身を含む): 566784000

約数和(自身を除く): 357951880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 98, 124, 140, 155, 196, 217, 245, 248, 280, 310, 343, 392, 434, 490, 491, 620, 686, 868, 980, 982, 1085, 1240, 1372, 1519, 1715, 1736, 1960, 1964, 2170, 2455, 2744, 3038, 3430, 3437, 3928, 4340, 4910, 6076, 6860, 6874, 7595, 8680, 9820, 10633, 12152, 13720, 13748, 15190, 15221, 17185, 19640, 21266, 24059, 27496, 30380, 30442, 34370, 42532, 48118, 53165, 60760, 60884, 68740, 76105, 85064, 96236, 106330, 106547, 120295, 121768, 137480, 152210, 168413, 192472, 212660, 213094, 240590, 304420, 336826, 425320, 426188, 481180, 532735, 608840, 673652, 745829, 842065, 852376, 962360, 1065470, 1347304, 1491658, 1684130, 2130940, 2983316, 3368260, 3729145, 4261880, 5220803, 5966632, 6736520, 7458290, 10441606, 14916580, 20883212, 26104015, 29833160, 41766424, 52208030, 104416060, 208832120]

約数ペア:

[(1, 208832120), (2, 104416060), (4, 52208030), (5, 41766424), (7, 29833160), (8, 26104015), (10, 20883212), (14, 14916580), (20, 10441606), (28, 7458290), (31, 6736520), (35, 5966632), (40, 5220803), (49, 4261880), (56, 3729145), (62, 3368260), (70, 2983316), (98, 2130940), (124, 1684130), (140, 1491658), (155, 1347304), (196, 1065470), (217, 962360), (245, 852376), (248, 842065), (280, 745829), (310, 673652), (343, 608840), (392, 532735), (434, 481180), (490, 426188), (491, 425320), (620, 336826), (686, 304420), (868, 240590), (980, 213094), (982, 212660), (1085, 192472), (1240, 168413), (1372, 152210), (1519, 137480), (1715, 121768), (1736, 120295), (1960, 106547), (1964, 106330), (2170, 96236), (2455, 85064), (2744, 76105), (3038, 68740), (3430, 60884), (3437, 60760), (3928, 53165), (4340, 48118), (4910, 42532), (6076, 34370), (6860, 30442), (6874, 30380), (7595, 27496), (8680, 24059), (9820, 21266), (10633, 19640), (12152, 17185), (13720, 15221), (13748, 15190)]