181898080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^2$

素因数の和:110

約数の個数: 216

約数和(自身を含む): 549518256

約数和(自身を除く): 367620176

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 160, 169, 182, 208, 217, 224, 248, 260, 280, 310, 338, 364, 403, 416, 434, 455, 496, 520, 560, 620, 676, 728, 806, 845, 868, 910, 961, 992, 1040, 1085, 1120, 1183, 1240, 1352, 1456, 1612, 1690, 1736, 1820, 1922, 2015, 2080, 2170, 2366, 2480, 2704, 2821, 2912, 3224, 3380, 3472, 3640, 3844, 4030, 4340, 4732, 4805, 4960, 5239, 5408, 5642, 5915, 6448, 6727, 6760, 6944, 7280, 7688, 8060, 8680, 9464, 9610, 10478, 11284, 11830, 12493, 12896, 13454, 13520, 14105, 14560, 15376, 16120, 17360, 18928, 19220, 20956, 22568, 23660, 24986, 26195, 26908, 27040, 28210, 30752, 32240, 33635, 34720, 36673, 37856, 38440, 41912, 45136, 47320, 49972, 52390, 53816, 56420, 62465, 64480, 67270, 73346, 76880, 83824, 87451, 90272, 94640, 99944, 104780, 107632, 112840, 124930, 134540, 146692, 153760, 162409, 167648, 174902, 183365, 189280, 199888, 209560, 215264, 225680, 249860, 269080, 293384, 324818, 349804, 366730, 399776, 419120, 437255, 451360, 499720, 538160, 586768, 649636, 699608, 733460, 812045, 838240, 874510, 999440, 1076320, 1136863, 1173536, 1299272, 1399216, 1466920, 1624090, 1749020, 1998880, 2273726, 2598544, 2798432, 2933840, 3248180, 3498040, 4547452, 5197088, 5684315, 5867680, 6496360, 6996080, 9094904, 11368630, 12992720, 13992160, 18189808, 22737260, 25985440, 36379616, 45474520, 90949040, 181898080]

約数ペア:

[(1, 181898080), (2, 90949040), (4, 45474520), (5, 36379616), (7, 25985440), (8, 22737260), (10, 18189808), (13, 13992160), (14, 12992720), (16, 11368630), (20, 9094904), (26, 6996080), (28, 6496360), (31, 5867680), (32, 5684315), (35, 5197088), (40, 4547452), (52, 3498040), (56, 3248180), (62, 2933840), (65, 2798432), (70, 2598544), (80, 2273726), (91, 1998880), (104, 1749020), (112, 1624090), (124, 1466920), (130, 1399216), (140, 1299272), (155, 1173536), (160, 1136863), (169, 1076320), (182, 999440), (208, 874510), (217, 838240), (224, 812045), (248, 733460), (260, 699608), (280, 649636), (310, 586768), (338, 538160), (364, 499720), (403, 451360), (416, 437255), (434, 419120), (455, 399776), (496, 366730), (520, 349804), (560, 324818), (620, 293384), (676, 269080), (728, 249860), (806, 225680), (845, 215264), (868, 209560), (910, 199888), (961, 189280), (992, 183365), (1040, 174902), (1085, 167648), (1120, 162409), (1183, 153760), (1240, 146692), (1352, 134540), (1456, 124930), (1612, 112840), (1690, 107632), (1736, 104780), (1820, 99944), (1922, 94640), (2015, 90272), (2080, 87451), (2170, 83824), (2366, 76880), (2480, 73346), (2704, 67270), (2821, 64480), (2912, 62465), (3224, 56420), (3380, 53816), (3472, 52390), (3640, 49972), (3844, 47320), (4030, 45136), (4340, 41912), (4732, 38440), (4805, 37856), (4960, 36673), (5239, 34720), (5408, 33635), (5642, 32240), (5915, 30752), (6448, 28210), (6727, 27040), (6760, 26908), (6944, 26195), (7280, 24986), (7688, 23660), (8060, 22568), (8680, 20956), (9464, 19220), (9610, 18928), (10478, 17360), (11284, 16120), (11830, 15376), (12493, 14560), (12896, 14105), (13454, 13520)]