84243740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:160

約数の個数: 144

約数和(自身を含む): 220631040

約数和(自身を除く): 136387300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 47, 49, 59, 62, 70, 94, 98, 118, 124, 140, 155, 188, 196, 217, 235, 236, 245, 295, 310, 329, 413, 434, 470, 490, 590, 620, 658, 826, 868, 940, 980, 1085, 1180, 1316, 1457, 1519, 1645, 1652, 1829, 2065, 2170, 2303, 2773, 2891, 2914, 3038, 3290, 3658, 4130, 4340, 4606, 5546, 5782, 5828, 6076, 6580, 7285, 7316, 7595, 8260, 9145, 9212, 10199, 11092, 11515, 11564, 12803, 13865, 14455, 14570, 15190, 18290, 19411, 20398, 23030, 25606, 27730, 28910, 29140, 30380, 36580, 38822, 40796, 46060, 50995, 51212, 55460, 57820, 64015, 71393, 77644, 85963, 89621, 97055, 101990, 128030, 135877, 142786, 171926, 179242, 194110, 203980, 256060, 271754, 285572, 343852, 356965, 358484, 388220, 429815, 448105, 543508, 601741, 679385, 713930, 859630, 896210, 1203482, 1358770, 1427860, 1719260, 1792420, 2406964, 2717540, 3008705, 4212187, 6017410, 8424374, 12034820, 16848748, 21060935, 42121870, 84243740]

約数ペア:

[(1, 84243740), (2, 42121870), (4, 21060935), (5, 16848748), (7, 12034820), (10, 8424374), (14, 6017410), (20, 4212187), (28, 3008705), (31, 2717540), (35, 2406964), (47, 1792420), (49, 1719260), (59, 1427860), (62, 1358770), (70, 1203482), (94, 896210), (98, 859630), (118, 713930), (124, 679385), (140, 601741), (155, 543508), (188, 448105), (196, 429815), (217, 388220), (235, 358484), (236, 356965), (245, 343852), (295, 285572), (310, 271754), (329, 256060), (413, 203980), (434, 194110), (470, 179242), (490, 171926), (590, 142786), (620, 135877), (658, 128030), (826, 101990), (868, 97055), (940, 89621), (980, 85963), (1085, 77644), (1180, 71393), (1316, 64015), (1457, 57820), (1519, 55460), (1645, 51212), (1652, 50995), (1829, 46060), (2065, 40796), (2170, 38822), (2303, 36580), (2773, 30380), (2891, 29140), (2914, 28910), (3038, 27730), (3290, 25606), (3658, 23030), (4130, 20398), (4340, 19411), (4606, 18290), (5546, 15190), (5782, 14570), (5828, 14455), (6076, 13865), (6580, 12803), (7285, 11564), (7316, 11515), (7595, 11092), (8260, 10199), (9145, 9212)]