19251180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:480

約数の個数: 144

約数和(自身を含む): 66349920

約数和(自身を除く): 47098740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 433, 468, 494, 570, 585, 684, 741, 780, 855, 866, 988, 1140, 1170, 1235, 1299, 1482, 1710, 1732, 2165, 2223, 2340, 2470, 2598, 2964, 3420, 3705, 3897, 4330, 4446, 4940, 5196, 5629, 6495, 7410, 7794, 8227, 8660, 8892, 11115, 11258, 12990, 14820, 15588, 16454, 16887, 19485, 22230, 22516, 24681, 25980, 28145, 32908, 33774, 38970, 41135, 44460, 49362, 50661, 56290, 67548, 74043, 77940, 82270, 84435, 98724, 101322, 106951, 112580, 123405, 148086, 164540, 168870, 202644, 213902, 246810, 253305, 296172, 320853, 337740, 370215, 427804, 493620, 506610, 534755, 641706, 740430, 962559, 1013220, 1069510, 1283412, 1480860, 1604265, 1925118, 2139020, 3208530, 3850236, 4812795, 6417060, 9625590, 19251180]

約数ペア:

[(1, 19251180), (2, 9625590), (3, 6417060), (4, 4812795), (5, 3850236), (6, 3208530), (9, 2139020), (10, 1925118), (12, 1604265), (13, 1480860), (15, 1283412), (18, 1069510), (19, 1013220), (20, 962559), (26, 740430), (30, 641706), (36, 534755), (38, 506610), (39, 493620), (45, 427804), (52, 370215), (57, 337740), (60, 320853), (65, 296172), (76, 253305), (78, 246810), (90, 213902), (95, 202644), (114, 168870), (117, 164540), (130, 148086), (156, 123405), (171, 112580), (180, 106951), (190, 101322), (195, 98724), (228, 84435), (234, 82270), (247, 77940), (260, 74043), (285, 67548), (342, 56290), (380, 50661), (390, 49362), (433, 44460), (468, 41135), (494, 38970), (570, 33774), (585, 32908), (684, 28145), (741, 25980), (780, 24681), (855, 22516), (866, 22230), (988, 19485), (1140, 16887), (1170, 16454), (1235, 15588), (1299, 14820), (1482, 12990), (1710, 11258), (1732, 11115), (2165, 8892), (2223, 8660), (2340, 8227), (2470, 7794), (2598, 7410), (2964, 6495), (3420, 5629), (3705, 5196), (3897, 4940), (4330, 4446)]