223419420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:449

約数の個数: 216

約数和(自身を含む): 801453744

約数和(自身を除く): 578034324

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 73, 84, 90, 98, 105, 126, 140, 146, 147, 180, 196, 210, 219, 245, 252, 292, 294, 315, 347, 365, 420, 438, 441, 490, 511, 588, 630, 657, 694, 730, 735, 876, 882, 980, 1022, 1041, 1095, 1260, 1314, 1388, 1460, 1470, 1533, 1735, 1764, 2044, 2082, 2190, 2205, 2429, 2555, 2628, 2940, 3066, 3123, 3285, 3470, 3577, 4164, 4380, 4410, 4599, 4858, 5110, 5205, 6132, 6246, 6570, 6940, 7154, 7287, 7665, 8820, 9198, 9716, 10220, 10410, 10731, 12145, 12492, 13140, 14308, 14574, 15330, 15615, 17003, 17885, 18396, 20820, 21462, 21861, 22995, 24290, 25331, 29148, 30660, 31230, 32193, 34006, 35770, 36435, 42924, 43722, 45990, 48580, 50662, 51009, 53655, 62460, 64386, 68012, 71540, 72870, 75993, 85015, 87444, 91980, 101324, 102018, 107310, 109305, 126655, 128772, 145740, 151986, 153027, 160965, 170030, 177317, 204036, 214620, 218610, 227979, 253310, 255045, 303972, 306054, 321930, 340060, 354634, 379965, 437220, 455958, 506620, 510090, 531951, 612108, 643860, 709268, 759930, 765135, 886585, 911916, 1020180, 1063902, 1139895, 1241219, 1519860, 1530270, 1595853, 1773170, 2127804, 2279790, 2482438, 2659755, 3060540, 3191706, 3546340, 3723657, 4559580, 4964876, 5319510, 6206095, 6383412, 7447314, 7979265, 10639020, 11170971, 12412190, 14894628, 15958530, 18618285, 22341942, 24824380, 31917060, 37236570, 44683884, 55854855, 74473140, 111709710, 223419420]

約数ペア:

[(1, 223419420), (2, 111709710), (3, 74473140), (4, 55854855), (5, 44683884), (6, 37236570), (7, 31917060), (9, 24824380), (10, 22341942), (12, 18618285), (14, 15958530), (15, 14894628), (18, 12412190), (20, 11170971), (21, 10639020), (28, 7979265), (30, 7447314), (35, 6383412), (36, 6206095), (42, 5319510), (45, 4964876), (49, 4559580), (60, 3723657), (63, 3546340), (70, 3191706), (73, 3060540), (84, 2659755), (90, 2482438), (98, 2279790), (105, 2127804), (126, 1773170), (140, 1595853), (146, 1530270), (147, 1519860), (180, 1241219), (196, 1139895), (210, 1063902), (219, 1020180), (245, 911916), (252, 886585), (292, 765135), (294, 759930), (315, 709268), (347, 643860), (365, 612108), (420, 531951), (438, 510090), (441, 506620), (490, 455958), (511, 437220), (588, 379965), (630, 354634), (657, 340060), (694, 321930), (730, 306054), (735, 303972), (876, 255045), (882, 253310), (980, 227979), (1022, 218610), (1041, 214620), (1095, 204036), (1260, 177317), (1314, 170030), (1388, 160965), (1460, 153027), (1470, 151986), (1533, 145740), (1735, 128772), (1764, 126655), (2044, 109305), (2082, 107310), (2190, 102018), (2205, 101324), (2429, 91980), (2555, 87444), (2628, 85015), (2940, 75993), (3066, 72870), (3123, 71540), (3285, 68012), (3470, 64386), (3577, 62460), (4164, 53655), (4380, 51009), (4410, 50662), (4599, 48580), (4858, 45990), (5110, 43722), (5205, 42924), (6132, 36435), (6246, 35770), (6570, 34006), (6940, 32193), (7154, 31230), (7287, 30660), (7665, 29148), (8820, 25331), (9198, 24290), (9716, 22995), (10220, 21861), (10410, 21462), (10731, 20820), (12145, 18396), (12492, 17885), (13140, 17003), (14308, 15615), (14574, 15330)]