28911060

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1447}}^1$

素因数の和:1502

約数の個数: 96

約数和(自身を含む): 92440320

約数和(自身を除く): 63529260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 90, 108, 111, 135, 148, 180, 185, 222, 270, 333, 370, 444, 540, 555, 666, 740, 999, 1110, 1332, 1447, 1665, 1998, 2220, 2894, 3330, 3996, 4341, 4995, 5788, 6660, 7235, 8682, 9990, 13023, 14470, 17364, 19980, 21705, 26046, 28940, 39069, 43410, 52092, 53539, 65115, 78138, 86820, 107078, 130230, 156276, 160617, 195345, 214156, 260460, 267695, 321234, 390690, 481851, 535390, 642468, 781380, 803085, 963702, 1070780, 1445553, 1606170, 1927404, 2409255, 2891106, 3212340, 4818510, 5782212, 7227765, 9637020, 14455530, 28911060]

約数ペア:

[(1, 28911060), (2, 14455530), (3, 9637020), (4, 7227765), (5, 5782212), (6, 4818510), (9, 3212340), (10, 2891106), (12, 2409255), (15, 1927404), (18, 1606170), (20, 1445553), (27, 1070780), (30, 963702), (36, 803085), (37, 781380), (45, 642468), (54, 535390), (60, 481851), (74, 390690), (90, 321234), (108, 267695), (111, 260460), (135, 214156), (148, 195345), (180, 160617), (185, 156276), (222, 130230), (270, 107078), (333, 86820), (370, 78138), (444, 65115), (540, 53539), (555, 52092), (666, 43410), (740, 39069), (999, 28940), (1110, 26046), (1332, 21705), (1447, 19980), (1665, 17364), (1998, 14470), (2220, 13023), (2894, 9990), (3330, 8682), (3996, 7235), (4341, 6660), (4995, 5788)]