221092020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1$

素因数の和:514

約数の個数: 144

約数和(自身を含む): 698377680

約数和(自身を除く): 477285660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 89, 90, 111, 148, 178, 180, 185, 222, 267, 333, 356, 370, 373, 444, 445, 534, 555, 666, 740, 746, 801, 890, 1068, 1110, 1119, 1332, 1335, 1492, 1602, 1665, 1780, 1865, 2220, 2238, 2670, 3204, 3293, 3330, 3357, 3730, 4005, 4476, 5340, 5595, 6586, 6660, 6714, 7460, 8010, 9879, 11190, 13172, 13428, 13801, 16020, 16465, 16785, 19758, 22380, 27602, 29637, 32930, 33197, 33570, 39516, 41403, 49395, 55204, 59274, 65860, 66394, 67140, 69005, 82806, 98790, 99591, 118548, 124209, 132788, 138010, 148185, 165612, 165985, 197580, 199182, 207015, 248418, 276020, 296370, 298773, 331970, 398364, 414030, 496836, 497955, 592740, 597546, 621045, 663940, 828060, 995910, 1195092, 1228289, 1242090, 1493865, 1991820, 2456578, 2484180, 2987730, 3684867, 4913156, 5975460, 6141445, 7369734, 11054601, 12282890, 14739468, 18424335, 22109202, 24565780, 36848670, 44218404, 55273005, 73697340, 110546010, 221092020]

約数ペア:

[(1, 221092020), (2, 110546010), (3, 73697340), (4, 55273005), (5, 44218404), (6, 36848670), (9, 24565780), (10, 22109202), (12, 18424335), (15, 14739468), (18, 12282890), (20, 11054601), (30, 7369734), (36, 6141445), (37, 5975460), (45, 4913156), (60, 3684867), (74, 2987730), (89, 2484180), (90, 2456578), (111, 1991820), (148, 1493865), (178, 1242090), (180, 1228289), (185, 1195092), (222, 995910), (267, 828060), (333, 663940), (356, 621045), (370, 597546), (373, 592740), (444, 497955), (445, 496836), (534, 414030), (555, 398364), (666, 331970), (740, 298773), (746, 296370), (801, 276020), (890, 248418), (1068, 207015), (1110, 199182), (1119, 197580), (1332, 165985), (1335, 165612), (1492, 148185), (1602, 138010), (1665, 132788), (1780, 124209), (1865, 118548), (2220, 99591), (2238, 98790), (2670, 82806), (3204, 69005), (3293, 67140), (3330, 66394), (3357, 65860), (3730, 59274), (4005, 55204), (4476, 49395), (5340, 41403), (5595, 39516), (6586, 33570), (6660, 33197), (6714, 32930), (7460, 29637), (8010, 27602), (9879, 22380), (11190, 19758), (13172, 16785), (13428, 16465), (13801, 16020)]