128803220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:250

約数の個数: 192

約数和(自身を含む): 369847296

約数和(自身を除く): 241044076

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 23, 26, 28, 34, 35, 46, 52, 65, 68, 70, 85, 91, 92, 115, 119, 130, 140, 161, 170, 181, 182, 221, 230, 238, 260, 299, 322, 340, 362, 364, 391, 442, 455, 460, 476, 595, 598, 644, 724, 782, 805, 884, 905, 910, 1105, 1190, 1196, 1267, 1495, 1547, 1564, 1610, 1810, 1820, 1955, 2093, 2210, 2353, 2380, 2534, 2737, 2990, 3077, 3094, 3220, 3620, 3910, 4163, 4186, 4420, 4706, 5068, 5083, 5474, 5980, 6154, 6188, 6335, 7735, 7820, 8326, 8372, 9412, 10166, 10465, 10948, 11765, 12308, 12670, 13685, 15385, 15470, 16471, 16652, 20332, 20815, 20930, 21539, 23530, 25340, 25415, 27370, 29141, 30770, 30940, 32942, 35581, 40001, 41630, 41860, 43078, 47060, 50830, 54119, 54740, 58282, 61540, 65884, 70771, 71162, 80002, 82355, 83260, 86156, 101660, 107695, 108238, 116564, 141542, 142324, 145705, 160004, 164710, 177905, 200005, 215390, 216476, 270595, 280007, 283084, 291410, 329420, 353855, 355810, 378833, 400010, 430780, 495397, 541190, 560014, 582820, 707710, 711620, 757666, 800020, 920023, 990794, 1082380, 1120028, 1400035, 1415420, 1515332, 1840046, 1894165, 1981588, 2476985, 2800070, 3680092, 3788330, 4600115, 4953970, 5600140, 6440161, 7576660, 9200230, 9907940, 12880322, 18400460, 25760644, 32200805, 64401610, 128803220]

約数ペア:

[(1, 128803220), (2, 64401610), (4, 32200805), (5, 25760644), (7, 18400460), (10, 12880322), (13, 9907940), (14, 9200230), (17, 7576660), (20, 6440161), (23, 5600140), (26, 4953970), (28, 4600115), (34, 3788330), (35, 3680092), (46, 2800070), (52, 2476985), (65, 1981588), (68, 1894165), (70, 1840046), (85, 1515332), (91, 1415420), (92, 1400035), (115, 1120028), (119, 1082380), (130, 990794), (140, 920023), (161, 800020), (170, 757666), (181, 711620), (182, 707710), (221, 582820), (230, 560014), (238, 541190), (260, 495397), (299, 430780), (322, 400010), (340, 378833), (362, 355810), (364, 353855), (391, 329420), (442, 291410), (455, 283084), (460, 280007), (476, 270595), (595, 216476), (598, 215390), (644, 200005), (724, 177905), (782, 164710), (805, 160004), (884, 145705), (905, 142324), (910, 141542), (1105, 116564), (1190, 108238), (1196, 107695), (1267, 101660), (1495, 86156), (1547, 83260), (1564, 82355), (1610, 80002), (1810, 71162), (1820, 70771), (1955, 65884), (2093, 61540), (2210, 58282), (2353, 54740), (2380, 54119), (2534, 50830), (2737, 47060), (2990, 43078), (3077, 41860), (3094, 41630), (3220, 40001), (3620, 35581), (3910, 32942), (4163, 30940), (4186, 30770), (4420, 29141), (4706, 27370), (5068, 25415), (5083, 25340), (5474, 23530), (5980, 21539), (6154, 20930), (6188, 20815), (6335, 20332), (7735, 16652), (7820, 16471), (8326, 15470), (8372, 15385), (9412, 13685), (10166, 12670), (10465, 12308), (10948, 11765)]