2015672820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{709}}^1\times {\mathrm{967}}^1$

素因数の和:1702

約数の個数: 144

約数和(自身を含む): 6581393280

約数和(自身を除く): 4565720460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 709, 735, 967, 980, 1418, 1470, 1934, 2127, 2836, 2901, 2940, 3545, 3868, 4254, 4835, 4963, 5802, 6769, 7090, 8508, 9670, 9926, 10635, 11604, 13538, 14180, 14505, 14889, 19340, 19852, 20307, 21270, 24815, 27076, 29010, 29778, 33845, 34741, 40614, 42540, 47383, 49630, 58020, 59556, 67690, 69482, 74445, 81228, 94766, 99260, 101535, 104223, 135380, 138964, 142149, 148890, 173705, 189532, 203070, 208446, 236915, 284298, 297780, 347410, 406140, 416892, 473830, 521115, 568596, 685603, 694820, 710745, 947660, 1042230, 1371206, 1421490, 2056809, 2084460, 2742412, 2842980, 3428015, 4113618, 4799221, 6856030, 8227236, 9598442, 10284045, 13712060, 14397663, 19196884, 20568090, 23996105, 28795326, 33594547, 41136180, 47992210, 57590652, 67189094, 71988315, 95984420, 100783641, 134378188, 143976630, 167972735, 201567282, 287953260, 335945470, 403134564, 503918205, 671890940, 1007836410, 2015672820]

約数ペア:

[(1, 2015672820), (2, 1007836410), (3, 671890940), (4, 503918205), (5, 403134564), (6, 335945470), (7, 287953260), (10, 201567282), (12, 167972735), (14, 143976630), (15, 134378188), (20, 100783641), (21, 95984420), (28, 71988315), (30, 67189094), (35, 57590652), (42, 47992210), (49, 41136180), (60, 33594547), (70, 28795326), (84, 23996105), (98, 20568090), (105, 19196884), (140, 14397663), (147, 13712060), (196, 10284045), (210, 9598442), (245, 8227236), (294, 6856030), (420, 4799221), (490, 4113618), (588, 3428015), (709, 2842980), (735, 2742412), (967, 2084460), (980, 2056809), (1418, 1421490), (1470, 1371206), (1934, 1042230), (2127, 947660), (2836, 710745), (2901, 694820), (2940, 685603), (3545, 568596), (3868, 521115), (4254, 473830), (4835, 416892), (4963, 406140), (5802, 347410), (6769, 297780), (7090, 284298), (8508, 236915), (9670, 208446), (9926, 203070), (10635, 189532), (11604, 173705), (13538, 148890), (14180, 142149), (14505, 138964), (14889, 135380), (19340, 104223), (19852, 101535), (20307, 99260), (21270, 94766), (24815, 81228), (27076, 74445), (29010, 69482), (29778, 67690), (33845, 59556), (34741, 58020), (40614, 49630), (42540, 47383)]