7818930

素因数分解:

$2^1\times 3^4\times 5^1\times 7^2\times {\mathrm{197}}^1$

素因数の和:230

約数の個数: 120

約数和(自身を含む): 24580908

約数和(自身を除く): 16761978

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 81, 90, 98, 105, 126, 135, 147, 162, 189, 197, 210, 245, 270, 294, 315, 378, 394, 405, 441, 490, 567, 591, 630, 735, 810, 882, 945, 985, 1134, 1182, 1323, 1379, 1470, 1773, 1890, 1970, 2205, 2646, 2758, 2835, 2955, 3546, 3969, 4137, 4410, 5319, 5670, 5910, 6615, 6895, 7938, 8274, 8865, 9653, 10638, 12411, 13230, 13790, 15957, 17730, 19306, 19845, 20685, 24822, 26595, 28959, 31914, 37233, 39690, 41370, 48265, 53190, 57918, 62055, 74466, 79785, 86877, 96530, 111699, 124110, 144795, 159570, 173754, 186165, 223398, 260631, 289590, 372330, 434385, 521262, 558495, 781893, 868770, 1116990, 1303155, 1563786, 2606310, 3909465, 7818930]

約数ペア:

[(1, 7818930), (2, 3909465), (3, 2606310), (5, 1563786), (6, 1303155), (7, 1116990), (9, 868770), (10, 781893), (14, 558495), (15, 521262), (18, 434385), (21, 372330), (27, 289590), (30, 260631), (35, 223398), (42, 186165), (45, 173754), (49, 159570), (54, 144795), (63, 124110), (70, 111699), (81, 96530), (90, 86877), (98, 79785), (105, 74466), (126, 62055), (135, 57918), (147, 53190), (162, 48265), (189, 41370), (197, 39690), (210, 37233), (245, 31914), (270, 28959), (294, 26595), (315, 24822), (378, 20685), (394, 19845), (405, 19306), (441, 17730), (490, 15957), (567, 13790), (591, 13230), (630, 12411), (735, 10638), (810, 9653), (882, 8865), (945, 8274), (985, 7938), (1134, 6895), (1182, 6615), (1323, 5910), (1379, 5670), (1470, 5319), (1773, 4410), (1890, 4137), (1970, 3969), (2205, 3546), (2646, 2955), (2758, 2835)]