254914660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1$

素因数の和:171

約数の個数: 288

約数和(自身を含む): 781861248

約数和(自身を除く): 526946588

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, 107, 110, 119, 130, 140, 143, 154, 170, 182, 187, 196, 214, 220, 221, 238, 245, 260, 286, 308, 340, 364, 374, 385, 428, 442, 455, 476, 490, 535, 539, 572, 595, 637, 715, 748, 749, 770, 833, 884, 910, 935, 980, 1001, 1070, 1078, 1105, 1177, 1190, 1274, 1309, 1391, 1430, 1498, 1540, 1547, 1666, 1819, 1820, 1870, 2002, 2140, 2156, 2210, 2354, 2380, 2431, 2548, 2618, 2695, 2782, 2860, 2996, 3094, 3185, 3332, 3638, 3740, 3745, 4004, 4165, 4420, 4708, 4862, 5005, 5236, 5243, 5390, 5564, 5885, 6188, 6370, 6545, 6955, 7007, 7276, 7490, 7735, 8239, 8330, 9095, 9163, 9724, 9737, 10010, 10486, 10780, 10829, 11770, 12155, 12733, 12740, 13090, 13910, 14014, 14980, 15301, 15470, 16478, 16660, 17017, 18190, 18326, 19474, 20009, 20020, 20972, 21658, 23540, 23647, 24310, 25466, 26180, 26215, 27820, 28028, 30602, 30940, 32956, 34034, 35035, 36380, 36652, 38948, 40018, 41195, 43316, 45815, 47294, 48620, 48685, 50932, 52430, 54145, 57673, 61204, 63665, 68068, 68159, 70070, 76505, 80036, 82390, 85085, 89131, 91630, 94588, 97370, 100045, 104860, 107107, 108290, 115346, 118235, 119119, 127330, 136318, 140063, 140140, 153010, 164780, 165529, 170170, 178262, 183260, 194740, 200090, 214214, 216580, 230692, 236470, 238238, 254660, 260117, 272636, 280126, 288365, 306020, 331058, 340340, 340795, 356524, 400180, 428428, 445655, 472940, 476476, 520234, 535535, 560252, 576730, 595595, 662116, 681590, 700315, 749749, 827645, 891310, 980441, 1040468, 1071070, 1153460, 1158703, 1191190, 1300585, 1363180, 1400630, 1499498, 1655290, 1782620, 1820819, 1960882, 2142140, 2317406, 2382380, 2601170, 2801260, 2998996, 3310580, 3641638, 3748745, 3921764, 4634812, 4902205, 5202340, 5793515, 7283276, 7497490, 9104095, 9804410, 11587030, 12745733, 14994980, 18208190, 19608820, 23174060, 25491466, 36416380, 50982932, 63728665, 127457330, 254914660]

約数ペア:

[(1, 254914660), (2, 127457330), (4, 63728665), (5, 50982932), (7, 36416380), (10, 25491466), (11, 23174060), (13, 19608820), (14, 18208190), (17, 14994980), (20, 12745733), (22, 11587030), (26, 9804410), (28, 9104095), (34, 7497490), (35, 7283276), (44, 5793515), (49, 5202340), (52, 4902205), (55, 4634812), (65, 3921764), (68, 3748745), (70, 3641638), (77, 3310580), (85, 2998996), (91, 2801260), (98, 2601170), (107, 2382380), (110, 2317406), (119, 2142140), (130, 1960882), (140, 1820819), (143, 1782620), (154, 1655290), (170, 1499498), (182, 1400630), (187, 1363180), (196, 1300585), (214, 1191190), (220, 1158703), (221, 1153460), (238, 1071070), (245, 1040468), (260, 980441), (286, 891310), (308, 827645), (340, 749749), (364, 700315), (374, 681590), (385, 662116), (428, 595595), (442, 576730), (455, 560252), (476, 535535), (490, 520234), (535, 476476), (539, 472940), (572, 445655), (595, 428428), (637, 400180), (715, 356524), (748, 340795), (749, 340340), (770, 331058), (833, 306020), (884, 288365), (910, 280126), (935, 272636), (980, 260117), (1001, 254660), (1070, 238238), (1078, 236470), (1105, 230692), (1177, 216580), (1190, 214214), (1274, 200090), (1309, 194740), (1391, 183260), (1430, 178262), (1498, 170170), (1540, 165529), (1547, 164780), (1666, 153010), (1819, 140140), (1820, 140063), (1870, 136318), (2002, 127330), (2140, 119119), (2156, 118235), (2210, 115346), (2354, 108290), (2380, 107107), (2431, 104860), (2548, 100045), (2618, 97370), (2695, 94588), (2782, 91630), (2860, 89131), (2996, 85085), (3094, 82390), (3185, 80036), (3332, 76505), (3638, 70070), (3740, 68159), (3745, 68068), (4004, 63665), (4165, 61204), (4420, 57673), (4708, 54145), (4862, 52430), (5005, 50932), (5236, 48685), (5243, 48620), (5390, 47294), (5564, 45815), (5885, 43316), (6188, 41195), (6370, 40018), (6545, 38948), (6955, 36652), (7007, 36380), (7276, 35035), (7490, 34034), (7735, 32956), (8239, 30940), (8330, 30602), (9095, 28028), (9163, 27820), (9724, 26215), (9737, 26180), (10010, 25466), (10486, 24310), (10780, 23647), (10829, 23540), (11770, 21658), (12155, 20972), (12733, 20020), (12740, 20009), (13090, 19474), (13910, 18326), (14014, 18190), (14980, 17017), (15301, 16660), (15470, 16478)]