17871780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:349

約数の個数: 96

約数和(自身を含む): 53746560

約数和(自身を除く): 35874780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 61, 76, 95, 114, 122, 183, 190, 228, 244, 257, 285, 305, 366, 380, 514, 570, 610, 732, 771, 915, 1028, 1140, 1159, 1220, 1285, 1542, 1830, 2318, 2570, 3084, 3477, 3660, 3855, 4636, 4883, 5140, 5795, 6954, 7710, 9766, 11590, 13908, 14649, 15420, 15677, 17385, 19532, 23180, 24415, 29298, 31354, 34770, 47031, 48830, 58596, 62708, 69540, 73245, 78385, 94062, 97660, 146490, 156770, 188124, 235155, 292980, 297863, 313540, 470310, 595726, 893589, 940620, 1191452, 1489315, 1787178, 2978630, 3574356, 4467945, 5957260, 8935890, 17871780]

約数ペア:

[(1, 17871780), (2, 8935890), (3, 5957260), (4, 4467945), (5, 3574356), (6, 2978630), (10, 1787178), (12, 1489315), (15, 1191452), (19, 940620), (20, 893589), (30, 595726), (38, 470310), (57, 313540), (60, 297863), (61, 292980), (76, 235155), (95, 188124), (114, 156770), (122, 146490), (183, 97660), (190, 94062), (228, 78385), (244, 73245), (257, 69540), (285, 62708), (305, 58596), (366, 48830), (380, 47031), (514, 34770), (570, 31354), (610, 29298), (732, 24415), (771, 23180), (915, 19532), (1028, 17385), (1140, 15677), (1159, 15420), (1220, 14649), (1285, 13908), (1542, 11590), (1830, 9766), (2318, 7710), (2570, 6954), (3084, 5795), (3477, 5140), (3660, 4883), (3855, 4636)]