198639630

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1453}}^1$

素因数の和:1511

約数の個数: 144

約数和(自身を含む): 620590464

約数和(自身を除く): 421950834

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 49, 62, 63, 70, 90, 93, 98, 105, 126, 147, 155, 186, 210, 217, 245, 279, 294, 310, 315, 434, 441, 465, 490, 558, 630, 651, 735, 882, 930, 1085, 1302, 1395, 1453, 1470, 1519, 1953, 2170, 2205, 2790, 2906, 3038, 3255, 3906, 4359, 4410, 4557, 6510, 7265, 7595, 8718, 9114, 9765, 10171, 13077, 13671, 14530, 15190, 19530, 20342, 21795, 22785, 26154, 27342, 30513, 43590, 45043, 45570, 50855, 61026, 65385, 68355, 71197, 90086, 91539, 101710, 130770, 135129, 136710, 142394, 152565, 183078, 213591, 225215, 270258, 305130, 315301, 355985, 405387, 427182, 450430, 457695, 630602, 640773, 675645, 711970, 810774, 915390, 945903, 1067955, 1281546, 1351290, 1576505, 1891806, 2026935, 2135910, 2207107, 2837709, 3153010, 3203865, 4053870, 4414214, 4729515, 5675418, 6407730, 6621321, 9459030, 11035535, 13242642, 14188545, 19863963, 22071070, 28377090, 33106605, 39727926, 66213210, 99319815, 198639630]

約数ペア:

[(1, 198639630), (2, 99319815), (3, 66213210), (5, 39727926), (6, 33106605), (7, 28377090), (9, 22071070), (10, 19863963), (14, 14188545), (15, 13242642), (18, 11035535), (21, 9459030), (30, 6621321), (31, 6407730), (35, 5675418), (42, 4729515), (45, 4414214), (49, 4053870), (62, 3203865), (63, 3153010), (70, 2837709), (90, 2207107), (93, 2135910), (98, 2026935), (105, 1891806), (126, 1576505), (147, 1351290), (155, 1281546), (186, 1067955), (210, 945903), (217, 915390), (245, 810774), (279, 711970), (294, 675645), (310, 640773), (315, 630602), (434, 457695), (441, 450430), (465, 427182), (490, 405387), (558, 355985), (630, 315301), (651, 305130), (735, 270258), (882, 225215), (930, 213591), (1085, 183078), (1302, 152565), (1395, 142394), (1453, 136710), (1470, 135129), (1519, 130770), (1953, 101710), (2170, 91539), (2205, 90086), (2790, 71197), (2906, 68355), (3038, 65385), (3255, 61026), (3906, 50855), (4359, 45570), (4410, 45043), (4557, 43590), (6510, 30513), (7265, 27342), (7595, 26154), (8718, 22785), (9114, 21795), (9765, 20342), (10171, 19530), (13077, 15190), (13671, 14530)]