223777840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:699

約数の個数: 160

約数和(自身を含む): 631959552

約数和(自身を除く): 408181712

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 80, 88, 104, 110, 124, 130, 143, 155, 176, 208, 220, 248, 260, 286, 310, 341, 403, 440, 496, 520, 572, 620, 631, 682, 715, 806, 880, 1040, 1144, 1240, 1262, 1364, 1430, 1612, 1705, 2015, 2288, 2480, 2524, 2728, 2860, 3155, 3224, 3410, 4030, 4433, 5048, 5456, 5720, 6310, 6448, 6820, 6941, 8060, 8203, 8866, 10096, 11440, 12620, 13640, 13882, 16120, 16406, 17732, 19561, 22165, 25240, 27280, 27764, 32240, 32812, 34705, 35464, 39122, 41015, 44330, 50480, 55528, 65624, 69410, 70928, 78244, 82030, 88660, 90233, 97805, 111056, 131248, 138820, 156488, 164060, 177320, 180466, 195610, 215171, 254293, 277640, 312976, 328120, 354640, 360932, 391220, 430342, 451165, 508586, 555280, 656240, 721864, 782440, 860684, 902330, 1017172, 1075855, 1271465, 1443728, 1564880, 1721368, 1804660, 2034344, 2151710, 2542930, 2797223, 3442736, 3609320, 4068688, 4303420, 5085860, 5594446, 7218640, 8606840, 10171720, 11188892, 13986115, 17213680, 20343440, 22377784, 27972230, 44755568, 55944460, 111888920, 223777840]

約数ペア:

[(1, 223777840), (2, 111888920), (4, 55944460), (5, 44755568), (8, 27972230), (10, 22377784), (11, 20343440), (13, 17213680), (16, 13986115), (20, 11188892), (22, 10171720), (26, 8606840), (31, 7218640), (40, 5594446), (44, 5085860), (52, 4303420), (55, 4068688), (62, 3609320), (65, 3442736), (80, 2797223), (88, 2542930), (104, 2151710), (110, 2034344), (124, 1804660), (130, 1721368), (143, 1564880), (155, 1443728), (176, 1271465), (208, 1075855), (220, 1017172), (248, 902330), (260, 860684), (286, 782440), (310, 721864), (341, 656240), (403, 555280), (440, 508586), (496, 451165), (520, 430342), (572, 391220), (620, 360932), (631, 354640), (682, 328120), (715, 312976), (806, 277640), (880, 254293), (1040, 215171), (1144, 195610), (1240, 180466), (1262, 177320), (1364, 164060), (1430, 156488), (1612, 138820), (1705, 131248), (2015, 111056), (2288, 97805), (2480, 90233), (2524, 88660), (2728, 82030), (2860, 78244), (3155, 70928), (3224, 69410), (3410, 65624), (4030, 55528), (4433, 50480), (5048, 44330), (5456, 41015), (5720, 39122), (6310, 35464), (6448, 34705), (6820, 32812), (6941, 32240), (8060, 27764), (8203, 27280), (8866, 25240), (10096, 22165), (11440, 19561), (12620, 17732), (13640, 16406), (13882, 16120)]