395218620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{115561}}^1$

素因数の和:115595

約数の個数: 72

約数和(自身を含む): 1261937040

約数和(自身を除く): 866718420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 115561, 231122, 346683, 462244, 577805, 693366, 1040049, 1155610, 1386732, 1733415, 2080098, 2195659, 2311220, 3466830, 4160196, 4391318, 5200245, 6586977, 6933660, 8782636, 10400490, 10978295, 13173954, 19760931, 20800980, 21956590, 26347908, 32934885, 39521862, 43913180, 65869770, 79043724, 98804655, 131739540, 197609310, 395218620]

約数ペア:

[(1, 395218620), (2, 197609310), (3, 131739540), (4, 98804655), (5, 79043724), (6, 65869770), (9, 43913180), (10, 39521862), (12, 32934885), (15, 26347908), (18, 21956590), (19, 20800980), (20, 19760931), (30, 13173954), (36, 10978295), (38, 10400490), (45, 8782636), (57, 6933660), (60, 6586977), (76, 5200245), (90, 4391318), (95, 4160196), (114, 3466830), (171, 2311220), (180, 2195659), (190, 2080098), (228, 1733415), (285, 1386732), (342, 1155610), (380, 1040049), (570, 693366), (684, 577805), (855, 462244), (1140, 346683), (1710, 231122), (3420, 115561)]