259216620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{17491}}^1$

素因数の和:17535

約数の個数: 96

約数和(自身を含む): 822823680

約数和(自身を除く): 563607060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 380, 390, 494, 570, 741, 780, 988, 1140, 1235, 1482, 2470, 2964, 3705, 4940, 7410, 14820, 17491, 34982, 52473, 69964, 87455, 104946, 174910, 209892, 227383, 262365, 332329, 349820, 454766, 524730, 664658, 682149, 909532, 996987, 1049460, 1136915, 1329316, 1364298, 1661645, 1993974, 2273830, 2728596, 3323290, 3410745, 3987948, 4320277, 4547660, 4984935, 6646580, 6821490, 8640554, 9969870, 12960831, 13642980, 17281108, 19939740, 21601385, 25921662, 43202770, 51843324, 64804155, 86405540, 129608310, 259216620]

約数ペア:

[(1, 259216620), (2, 129608310), (3, 86405540), (4, 64804155), (5, 51843324), (6, 43202770), (10, 25921662), (12, 21601385), (13, 19939740), (15, 17281108), (19, 13642980), (20, 12960831), (26, 9969870), (30, 8640554), (38, 6821490), (39, 6646580), (52, 4984935), (57, 4547660), (60, 4320277), (65, 3987948), (76, 3410745), (78, 3323290), (95, 2728596), (114, 2273830), (130, 1993974), (156, 1661645), (190, 1364298), (195, 1329316), (228, 1136915), (247, 1049460), (260, 996987), (285, 909532), (380, 682149), (390, 664658), (494, 524730), (570, 454766), (741, 349820), (780, 332329), (988, 262365), (1140, 227383), (1235, 209892), (1482, 174910), (2470, 104946), (2964, 87455), (3705, 69964), (4940, 52473), (7410, 34982), (14820, 17491)]