740104820

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:279

約数の個数: 192

約数和(自身を含む): 2007667200

約数和(自身を除く): 1267562380

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 49, 52, 65, 70, 86, 91, 98, 130, 140, 172, 182, 193, 196, 215, 245, 260, 301, 343, 364, 386, 430, 455, 490, 559, 602, 637, 686, 772, 860, 910, 965, 980, 1118, 1204, 1274, 1351, 1372, 1505, 1715, 1820, 1930, 2107, 2236, 2509, 2548, 2702, 2795, 3010, 3185, 3430, 3860, 3913, 4214, 4459, 5018, 5404, 5590, 6020, 6370, 6755, 6860, 7826, 8299, 8428, 8918, 9457, 10036, 10535, 11180, 12545, 12740, 13510, 14749, 15652, 16598, 17563, 17836, 18914, 19565, 21070, 22295, 25090, 27020, 27391, 29498, 33196, 35126, 37828, 39130, 41495, 42140, 44590, 47285, 50180, 54782, 58093, 58996, 66199, 70252, 73745, 78260, 82990, 87815, 89180, 94570, 107887, 109564, 116186, 122941, 132398, 136955, 147490, 165980, 175630, 189140, 191737, 215774, 232372, 245882, 264796, 273910, 290465, 294980, 330995, 351260, 383474, 406651, 431548, 491764, 539435, 547820, 580930, 614705, 661990, 755209, 766948, 813302, 860587, 958685, 1078870, 1161860, 1229410, 1323980, 1510418, 1626604, 1721174, 1917370, 2033255, 2157740, 2458820, 2846557, 3020836, 3442348, 3776045, 3834740, 4066510, 4302935, 5286463, 5693114, 7552090, 8133020, 8605870, 10572926, 11386228, 14232785, 15104180, 17211740, 21145852, 26432315, 28465570, 37005241, 52864630, 56931140, 74010482, 105729260, 148020964, 185026205, 370052410, 740104820]

約数ペア:

[(1, 740104820), (2, 370052410), (4, 185026205), (5, 148020964), (7, 105729260), (10, 74010482), (13, 56931140), (14, 52864630), (20, 37005241), (26, 28465570), (28, 26432315), (35, 21145852), (43, 17211740), (49, 15104180), (52, 14232785), (65, 11386228), (70, 10572926), (86, 8605870), (91, 8133020), (98, 7552090), (130, 5693114), (140, 5286463), (172, 4302935), (182, 4066510), (193, 3834740), (196, 3776045), (215, 3442348), (245, 3020836), (260, 2846557), (301, 2458820), (343, 2157740), (364, 2033255), (386, 1917370), (430, 1721174), (455, 1626604), (490, 1510418), (559, 1323980), (602, 1229410), (637, 1161860), (686, 1078870), (772, 958685), (860, 860587), (910, 813302), (965, 766948), (980, 755209), (1118, 661990), (1204, 614705), (1274, 580930), (1351, 547820), (1372, 539435), (1505, 491764), (1715, 431548), (1820, 406651), (1930, 383474), (2107, 351260), (2236, 330995), (2509, 294980), (2548, 290465), (2702, 273910), (2795, 264796), (3010, 245882), (3185, 232372), (3430, 215774), (3860, 191737), (3913, 189140), (4214, 175630), (4459, 165980), (5018, 147490), (5404, 136955), (5590, 132398), (6020, 122941), (6370, 116186), (6755, 109564), (6860, 107887), (7826, 94570), (8299, 89180), (8428, 87815), (8918, 82990), (9457, 78260), (10036, 73745), (10535, 70252), (11180, 66199), (12545, 58996), (12740, 58093), (13510, 54782), (14749, 50180), (15652, 47285), (16598, 44590), (17563, 42140), (17836, 41495), (18914, 39130), (19565, 37828), (21070, 35126), (22295, 33196), (25090, 29498), (27020, 27391)]