18743130

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:281

約数の個数: 128

約数和(自身を含む): 58613760

約数和(自身を除く): 39870630

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 47, 54, 63, 70, 90, 94, 105, 126, 135, 141, 189, 210, 211, 235, 270, 282, 315, 329, 378, 422, 423, 470, 630, 633, 658, 705, 846, 945, 987, 1055, 1266, 1269, 1410, 1477, 1645, 1890, 1899, 1974, 2110, 2115, 2538, 2954, 2961, 3165, 3290, 3798, 4230, 4431, 4935, 5697, 5922, 6330, 6345, 7385, 8862, 8883, 9495, 9870, 9917, 11394, 12690, 13293, 14770, 14805, 17766, 18990, 19834, 22155, 26586, 28485, 29610, 29751, 39879, 44310, 44415, 49585, 56970, 59502, 66465, 69419, 79758, 88830, 89253, 99170, 132930, 138838, 148755, 178506, 199395, 208257, 267759, 297510, 347095, 398790, 416514, 446265, 535518, 624771, 694190, 892530, 1041285, 1249542, 1338795, 1874313, 2082570, 2677590, 3123855, 3748626, 6247710, 9371565, 18743130]

約数ペア:

[(1, 18743130), (2, 9371565), (3, 6247710), (5, 3748626), (6, 3123855), (7, 2677590), (9, 2082570), (10, 1874313), (14, 1338795), (15, 1249542), (18, 1041285), (21, 892530), (27, 694190), (30, 624771), (35, 535518), (42, 446265), (45, 416514), (47, 398790), (54, 347095), (63, 297510), (70, 267759), (90, 208257), (94, 199395), (105, 178506), (126, 148755), (135, 138838), (141, 132930), (189, 99170), (210, 89253), (211, 88830), (235, 79758), (270, 69419), (282, 66465), (315, 59502), (329, 56970), (378, 49585), (422, 44415), (423, 44310), (470, 39879), (630, 29751), (633, 29610), (658, 28485), (705, 26586), (846, 22155), (945, 19834), (987, 18990), (1055, 17766), (1266, 14805), (1269, 14770), (1410, 13293), (1477, 12690), (1645, 11394), (1890, 9917), (1899, 9870), (1974, 9495), (2110, 8883), (2115, 8862), (2538, 7385), (2954, 6345), (2961, 6330), (3165, 5922), (3290, 5697), (3798, 4935), (4230, 4431)]