20199275775

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{30319}}^1$

素因数の和:30395

約数の個数: 120

約数和(自身を含む): 43672442880

約数和(自身を除く): 23473167105

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 47, 63, 75, 81, 105, 135, 141, 175, 189, 225, 235, 315, 329, 405, 423, 525, 567, 675, 705, 945, 987, 1175, 1269, 1575, 1645, 2025, 2115, 2835, 2961, 3525, 3807, 4725, 4935, 6345, 8225, 8883, 10575, 14175, 14805, 19035, 24675, 26649, 30319, 31725, 44415, 74025, 90957, 95175, 133245, 151595, 212233, 222075, 272871, 454785, 636699, 666225, 757975, 818613, 1061165, 1364355, 1424993, 1910097, 2273925, 2455839, 3183495, 4093065, 4274979, 5305825, 5730291, 6821775, 7124965, 9550485, 9974951, 12279195, 12824937, 15917475, 17190873, 20465325, 21374895, 28651455, 29924853, 35624825, 38474811, 47752425, 49874755, 61395975, 64124685, 85954365, 89774559, 106874475, 115424433, 143257275, 149624265, 192374055, 249373775, 269323677, 320623425, 429771825, 448872795, 577122165, 748121325, 807971031, 961870275, 1346618385, 2244363975, 2885610825, 4039855155, 6733091925, 20199275775]

約数ペア:

[(1, 20199275775), (3, 6733091925), (5, 4039855155), (7, 2885610825), (9, 2244363975), (15, 1346618385), (21, 961870275), (25, 807971031), (27, 748121325), (35, 577122165), (45, 448872795), (47, 429771825), (63, 320623425), (75, 269323677), (81, 249373775), (105, 192374055), (135, 149624265), (141, 143257275), (175, 115424433), (189, 106874475), (225, 89774559), (235, 85954365), (315, 64124685), (329, 61395975), (405, 49874755), (423, 47752425), (525, 38474811), (567, 35624825), (675, 29924853), (705, 28651455), (945, 21374895), (987, 20465325), (1175, 17190873), (1269, 15917475), (1575, 12824937), (1645, 12279195), (2025, 9974951), (2115, 9550485), (2835, 7124965), (2961, 6821775), (3525, 5730291), (3807, 5305825), (4725, 4274979), (4935, 4093065), (6345, 3183495), (8225, 2455839), (8883, 2273925), (10575, 1910097), (14175, 1424993), (14805, 1364355), (19035, 1061165), (24675, 818613), (26649, 757975), (30319, 666225), (31725, 636699), (44415, 454785), (74025, 272871), (90957, 222075), (95175, 212233), (133245, 151595)]