785970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 64

約数和(自身を含む): 2177280

約数和(自身を除く): 1391310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 45, 54, 71, 82, 90, 123, 135, 142, 205, 213, 246, 270, 355, 369, 410, 426, 615, 639, 710, 738, 1065, 1107, 1230, 1278, 1845, 1917, 2130, 2214, 2911, 3195, 3690, 3834, 5535, 5822, 6390, 8733, 9585, 11070, 14555, 17466, 19170, 26199, 29110, 43665, 52398, 78597, 87330, 130995, 157194, 261990, 392985, 785970]

約数ペア:

[(1, 785970), (2, 392985), (3, 261990), (5, 157194), (6, 130995), (9, 87330), (10, 78597), (15, 52398), (18, 43665), (27, 29110), (30, 26199), (41, 19170), (45, 17466), (54, 14555), (71, 11070), (82, 9585), (90, 8733), (123, 6390), (135, 5822), (142, 5535), (205, 3834), (213, 3690), (246, 3195), (270, 2911), (355, 2214), (369, 2130), (410, 1917), (426, 1845), (615, 1278), (639, 1230), (710, 1107), (738, 1065)]