810448240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:240

約数の個数: 240

約数和(自身を含む): 2335832640

約数和(自身を除く): 1525384400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 49, 56, 70, 80, 89, 92, 98, 101, 112, 115, 140, 161, 178, 184, 196, 202, 230, 245, 280, 322, 356, 368, 392, 404, 445, 460, 490, 505, 560, 623, 644, 707, 712, 784, 805, 808, 890, 920, 980, 1010, 1127, 1246, 1288, 1414, 1424, 1610, 1616, 1780, 1840, 1960, 2020, 2047, 2254, 2323, 2492, 2576, 2828, 3115, 3220, 3535, 3560, 3920, 4040, 4094, 4361, 4508, 4646, 4949, 4984, 5635, 5656, 6230, 6440, 7070, 7120, 8080, 8188, 8722, 8989, 9016, 9292, 9898, 9968, 10235, 11270, 11312, 11615, 12460, 12880, 14140, 14329, 16261, 16376, 17444, 17978, 18032, 18584, 19796, 20470, 21805, 22540, 23230, 24745, 24920, 28280, 28658, 32522, 32752, 34888, 35956, 37168, 39592, 40940, 43610, 44945, 45080, 46460, 49490, 49840, 56560, 57316, 62923, 65044, 69776, 71645, 71912, 79184, 81305, 81880, 87220, 89890, 90160, 92920, 98980, 100303, 113827, 114632, 125846, 130088, 143290, 143824, 162610, 163760, 174440, 179780, 185840, 197960, 200606, 206747, 227654, 229264, 251692, 260176, 286580, 314615, 325220, 348880, 359560, 395920, 401212, 413494, 440461, 455308, 501515, 503384, 569135, 573160, 629230, 650440, 719120, 802424, 826988, 880922, 910616, 1003030, 1006768, 1033735, 1138270, 1146320, 1258460, 1300880, 1447229, 1604848, 1653976, 1761844, 1821232, 2006060, 2067470, 2202305, 2276540, 2516920, 2894458, 3307952, 3523688, 4012120, 4134940, 4404610, 4553080, 5033840, 5788916, 7047376, 7236145, 8024240, 8269880, 8809220, 9106160, 10130603, 11577832, 14472290, 16539760, 17618440, 20261206, 23155664, 28944580, 35236880, 40522412, 50653015, 57889160, 81044824, 101306030, 115778320, 162089648, 202612060, 405224120, 810448240]

約数ペア:

[(1, 810448240), (2, 405224120), (4, 202612060), (5, 162089648), (7, 115778320), (8, 101306030), (10, 81044824), (14, 57889160), (16, 50653015), (20, 40522412), (23, 35236880), (28, 28944580), (35, 23155664), (40, 20261206), (46, 17618440), (49, 16539760), (56, 14472290), (70, 11577832), (80, 10130603), (89, 9106160), (92, 8809220), (98, 8269880), (101, 8024240), (112, 7236145), (115, 7047376), (140, 5788916), (161, 5033840), (178, 4553080), (184, 4404610), (196, 4134940), (202, 4012120), (230, 3523688), (245, 3307952), (280, 2894458), (322, 2516920), (356, 2276540), (368, 2202305), (392, 2067470), (404, 2006060), (445, 1821232), (460, 1761844), (490, 1653976), (505, 1604848), (560, 1447229), (623, 1300880), (644, 1258460), (707, 1146320), (712, 1138270), (784, 1033735), (805, 1006768), (808, 1003030), (890, 910616), (920, 880922), (980, 826988), (1010, 802424), (1127, 719120), (1246, 650440), (1288, 629230), (1414, 573160), (1424, 569135), (1610, 503384), (1616, 501515), (1780, 455308), (1840, 440461), (1960, 413494), (2020, 401212), (2047, 395920), (2254, 359560), (2323, 348880), (2492, 325220), (2576, 314615), (2828, 286580), (3115, 260176), (3220, 251692), (3535, 229264), (3560, 227654), (3920, 206747), (4040, 200606), (4094, 197960), (4361, 185840), (4508, 179780), (4646, 174440), (4949, 163760), (4984, 162610), (5635, 143824), (5656, 143290), (6230, 130088), (6440, 125846), (7070, 114632), (7120, 113827), (8080, 100303), (8188, 98980), (8722, 92920), (8989, 90160), (9016, 89890), (9292, 87220), (9898, 81880), (9968, 81305), (10235, 79184), (11270, 71912), (11312, 71645), (11615, 69776), (12460, 65044), (12880, 62923), (14140, 57316), (14329, 56560), (16261, 49840), (16376, 49490), (17444, 46460), (17978, 45080), (18032, 44945), (18584, 43610), (19796, 40940), (20470, 39592), (21805, 37168), (22540, 35956), (23230, 34888), (24745, 32752), (24920, 32522), (28280, 28658)]