2921100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 10499328

約数和(自身を除く): 7578228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 75, 78, 84, 91, 100, 105, 107, 130, 140, 150, 156, 175, 182, 195, 210, 214, 260, 273, 300, 321, 325, 350, 364, 390, 420, 428, 455, 525, 535, 546, 642, 650, 700, 749, 780, 910, 975, 1050, 1070, 1092, 1284, 1300, 1365, 1391, 1498, 1605, 1820, 1950, 2100, 2140, 2247, 2275, 2675, 2730, 2782, 2996, 3210, 3745, 3900, 4173, 4494, 4550, 5350, 5460, 5564, 6420, 6825, 6955, 7490, 8025, 8346, 8988, 9100, 9737, 10700, 11235, 13650, 13910, 14980, 16050, 16692, 18725, 19474, 20865, 22470, 27300, 27820, 29211, 32100, 34775, 37450, 38948, 41730, 44940, 48685, 56175, 58422, 69550, 74900, 83460, 97370, 104325, 112350, 116844, 139100, 146055, 194740, 208650, 224700, 243425, 292110, 417300, 486850, 584220, 730275, 973700, 1460550, 2921100]

約数ペア:

[(1, 2921100), (2, 1460550), (3, 973700), (4, 730275), (5, 584220), (6, 486850), (7, 417300), (10, 292110), (12, 243425), (13, 224700), (14, 208650), (15, 194740), (20, 146055), (21, 139100), (25, 116844), (26, 112350), (28, 104325), (30, 97370), (35, 83460), (39, 74900), (42, 69550), (50, 58422), (52, 56175), (60, 48685), (65, 44940), (70, 41730), (75, 38948), (78, 37450), (84, 34775), (91, 32100), (100, 29211), (105, 27820), (107, 27300), (130, 22470), (140, 20865), (150, 19474), (156, 18725), (175, 16692), (182, 16050), (195, 14980), (210, 13910), (214, 13650), (260, 11235), (273, 10700), (300, 9737), (321, 9100), (325, 8988), (350, 8346), (364, 8025), (390, 7490), (420, 6955), (428, 6825), (455, 6420), (525, 5564), (535, 5460), (546, 5350), (642, 4550), (650, 4494), (700, 4173), (749, 3900), (780, 3745), (910, 3210), (975, 2996), (1050, 2782), (1070, 2730), (1092, 2675), (1284, 2275), (1300, 2247), (1365, 2140), (1391, 2100), (1498, 1950), (1605, 1820)]