23731380

素因数分解:

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

素因数の和:300

約数の個数: 144

約数和(自身を含む): 78886080

約数和(自身を除く): 55154700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 243, 257, 270, 285, 324, 342, 380, 405, 486, 513, 514, 540, 570, 684, 771, 810, 855, 972, 1026, 1028, 1140, 1215, 1285, 1539, 1542, 1620, 1710, 2052, 2313, 2430, 2565, 2570, 3078, 3084, 3420, 3855, 4617, 4626, 4860, 4883, 5130, 5140, 6156, 6939, 7695, 7710, 9234, 9252, 9766, 10260, 11565, 13878, 14649, 15390, 15420, 18468, 19532, 20817, 23085, 23130, 24415, 27756, 29298, 30780, 34695, 41634, 43947, 46170, 46260, 48830, 58596, 62451, 69390, 73245, 83268, 87894, 92340, 97660, 104085, 124902, 131841, 138780, 146490, 175788, 208170, 219735, 249804, 263682, 292980, 312255, 395523, 416340, 439470, 527364, 624510, 659205, 791046, 878940, 1186569, 1249020, 1318410, 1582092, 1977615, 2373138, 2636820, 3955230, 4746276, 5932845, 7910460, 11865690, 23731380]

約数ペア:

[(1, 23731380), (2, 11865690), (3, 7910460), (4, 5932845), (5, 4746276), (6, 3955230), (9, 2636820), (10, 2373138), (12, 1977615), (15, 1582092), (18, 1318410), (19, 1249020), (20, 1186569), (27, 878940), (30, 791046), (36, 659205), (38, 624510), (45, 527364), (54, 439470), (57, 416340), (60, 395523), (76, 312255), (81, 292980), (90, 263682), (95, 249804), (108, 219735), (114, 208170), (135, 175788), (162, 146490), (171, 138780), (180, 131841), (190, 124902), (228, 104085), (243, 97660), (257, 92340), (270, 87894), (285, 83268), (324, 73245), (342, 69390), (380, 62451), (405, 58596), (486, 48830), (513, 46260), (514, 46170), (540, 43947), (570, 41634), (684, 34695), (771, 30780), (810, 29298), (855, 27756), (972, 24415), (1026, 23130), (1028, 23085), (1140, 20817), (1215, 19532), (1285, 18468), (1539, 15420), (1542, 15390), (1620, 14649), (1710, 13878), (2052, 11565), (2313, 10260), (2430, 9766), (2565, 9252), (2570, 9234), (3078, 7710), (3084, 7695), (3420, 6939), (3855, 6156), (4617, 5140), (4626, 5130), (4860, 4883)]