74998980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19841}}^1$

素因数の和:19866

約数の個数: 96

約数和(自身を含む): 266676480

約数和(自身を除く): 191677500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 19841, 39682, 59523, 79364, 99205, 119046, 138887, 178569, 198410, 238092, 277774, 297615, 357138, 396820, 416661, 535707, 555548, 595230, 694435, 714276, 833322, 892845, 1071414, 1190460, 1249983, 1388870, 1666644, 1785690, 2083305, 2142828, 2499966, 2678535, 2777740, 3571380, 3749949, 4166610, 4999932, 5357070, 6249915, 7499898, 8333220, 10714140, 12499830, 14999796, 18749745, 24999660, 37499490, 74998980]

約数ペア:

[(1, 74998980), (2, 37499490), (3, 24999660), (4, 18749745), (5, 14999796), (6, 12499830), (7, 10714140), (9, 8333220), (10, 7499898), (12, 6249915), (14, 5357070), (15, 4999932), (18, 4166610), (20, 3749949), (21, 3571380), (27, 2777740), (28, 2678535), (30, 2499966), (35, 2142828), (36, 2083305), (42, 1785690), (45, 1666644), (54, 1388870), (60, 1249983), (63, 1190460), (70, 1071414), (84, 892845), (90, 833322), (105, 714276), (108, 694435), (126, 595230), (135, 555548), (140, 535707), (180, 416661), (189, 396820), (210, 357138), (252, 297615), (270, 277774), (315, 238092), (378, 198410), (420, 178569), (540, 138887), (630, 119046), (756, 99205), (945, 79364), (1260, 59523), (1890, 39682), (3780, 19841)]