243486880

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2389}}^1$

素因数の和:2431

約数の個数: 144

約数和(自身を含む): 720929160

約数和(自身を除く): 477442280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1120, 1274, 1456, 1568, 1820, 1960, 2080, 2389, 2548, 2912, 3185, 3640, 3920, 4778, 5096, 6370, 7280, 7840, 9556, 10192, 11945, 12740, 14560, 16723, 19112, 20384, 23890, 25480, 31057, 33446, 38224, 47780, 50960, 62114, 66892, 76448, 83615, 95560, 101920, 117061, 124228, 133784, 155285, 167230, 191120, 217399, 234122, 248456, 267568, 310570, 334460, 382240, 434798, 468244, 496912, 535136, 585305, 621140, 668920, 869596, 936488, 993824, 1086995, 1170610, 1242280, 1337840, 1521793, 1739192, 1872976, 2173990, 2341220, 2484560, 2675680, 3043586, 3478384, 3745952, 4347980, 4682440, 4969120, 6087172, 6956768, 7608965, 8695960, 9364880, 12174344, 15217930, 17391920, 18729760, 24348688, 30435860, 34783840, 48697376, 60871720, 121743440, 243486880]

約数ペア:

[(1, 243486880), (2, 121743440), (4, 60871720), (5, 48697376), (7, 34783840), (8, 30435860), (10, 24348688), (13, 18729760), (14, 17391920), (16, 15217930), (20, 12174344), (26, 9364880), (28, 8695960), (32, 7608965), (35, 6956768), (40, 6087172), (49, 4969120), (52, 4682440), (56, 4347980), (65, 3745952), (70, 3478384), (80, 3043586), (91, 2675680), (98, 2484560), (104, 2341220), (112, 2173990), (130, 1872976), (140, 1739192), (160, 1521793), (182, 1337840), (196, 1242280), (208, 1170610), (224, 1086995), (245, 993824), (260, 936488), (280, 869596), (364, 668920), (392, 621140), (416, 585305), (455, 535136), (490, 496912), (520, 468244), (560, 434798), (637, 382240), (728, 334460), (784, 310570), (910, 267568), (980, 248456), (1040, 234122), (1120, 217399), (1274, 191120), (1456, 167230), (1568, 155285), (1820, 133784), (1960, 124228), (2080, 117061), (2389, 101920), (2548, 95560), (2912, 83615), (3185, 76448), (3640, 66892), (3920, 62114), (4778, 50960), (5096, 47780), (6370, 38224), (7280, 33446), (7840, 31057), (9556, 25480), (10192, 23890), (11945, 20384), (12740, 19112), (14560, 16723)]