30970940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:77

約数の個数: 216

約数和(自身を含む): 94630032

約数和(自身を除く): 63659092

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 17, 20, 22, 26, 28, 34, 35, 44, 49, 52, 55, 65, 68, 70, 77, 85, 91, 98, 110, 119, 130, 140, 143, 154, 169, 170, 182, 187, 196, 220, 221, 238, 245, 260, 286, 308, 338, 340, 364, 374, 385, 442, 455, 476, 490, 539, 572, 595, 637, 676, 715, 748, 770, 833, 845, 884, 910, 935, 980, 1001, 1078, 1105, 1183, 1190, 1274, 1309, 1430, 1540, 1547, 1666, 1690, 1820, 1859, 1870, 2002, 2156, 2210, 2366, 2380, 2431, 2548, 2618, 2695, 2860, 2873, 3094, 3185, 3332, 3380, 3718, 3740, 4004, 4165, 4420, 4732, 4862, 5005, 5236, 5390, 5746, 5915, 6188, 6370, 6545, 7007, 7436, 7735, 8281, 8330, 9163, 9295, 9724, 10010, 10780, 10829, 11492, 11830, 12155, 12740, 13013, 13090, 14014, 14365, 15470, 16562, 16660, 17017, 18326, 18590, 20020, 20111, 21658, 23660, 24310, 26026, 26180, 28028, 28730, 30940, 31603, 33124, 34034, 35035, 36652, 37180, 40222, 41405, 43316, 45815, 48620, 52052, 54145, 57460, 63206, 65065, 68068, 70070, 80444, 82810, 85085, 91091, 91630, 100555, 108290, 119119, 126412, 130130, 140140, 140777, 158015, 165620, 170170, 182182, 183260, 201110, 216580, 221221, 238238, 260260, 281554, 316030, 340340, 364364, 402220, 442442, 455455, 476476, 563108, 595595, 632060, 703885, 884884, 910910, 1106105, 1191190, 1407770, 1548547, 1821820, 2212210, 2382380, 2815540, 3097094, 4424420, 6194188, 7742735, 15485470, 30970940]

約数ペア:

[(1, 30970940), (2, 15485470), (4, 7742735), (5, 6194188), (7, 4424420), (10, 3097094), (11, 2815540), (13, 2382380), (14, 2212210), (17, 1821820), (20, 1548547), (22, 1407770), (26, 1191190), (28, 1106105), (34, 910910), (35, 884884), (44, 703885), (49, 632060), (52, 595595), (55, 563108), (65, 476476), (68, 455455), (70, 442442), (77, 402220), (85, 364364), (91, 340340), (98, 316030), (110, 281554), (119, 260260), (130, 238238), (140, 221221), (143, 216580), (154, 201110), (169, 183260), (170, 182182), (182, 170170), (187, 165620), (196, 158015), (220, 140777), (221, 140140), (238, 130130), (245, 126412), (260, 119119), (286, 108290), (308, 100555), (338, 91630), (340, 91091), (364, 85085), (374, 82810), (385, 80444), (442, 70070), (455, 68068), (476, 65065), (490, 63206), (539, 57460), (572, 54145), (595, 52052), (637, 48620), (676, 45815), (715, 43316), (748, 41405), (770, 40222), (833, 37180), (845, 36652), (884, 35035), (910, 34034), (935, 33124), (980, 31603), (1001, 30940), (1078, 28730), (1105, 28028), (1183, 26180), (1190, 26026), (1274, 24310), (1309, 23660), (1430, 21658), (1540, 20111), (1547, 20020), (1666, 18590), (1690, 18326), (1820, 17017), (1859, 16660), (1870, 16562), (2002, 15470), (2156, 14365), (2210, 14014), (2366, 13090), (2380, 13013), (2431, 12740), (2548, 12155), (2618, 11830), (2695, 11492), (2860, 10829), (2873, 10780), (3094, 10010), (3185, 9724), (3332, 9295), (3380, 9163), (3718, 8330), (3740, 8281), (4004, 7735), (4165, 7436), (4420, 7007), (4732, 6545), (4862, 6370), (5005, 6188), (5236, 5915), (5390, 5746)]