641885580

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3613}}^1$

素因数の和:3685

約数の個数: 192

約数和(自身を含む): 2331463680

約数和(自身を除く): 1689578100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 47, 54, 60, 63, 70, 84, 90, 94, 105, 108, 126, 135, 140, 141, 180, 188, 189, 210, 235, 252, 270, 282, 315, 329, 378, 420, 423, 470, 540, 564, 630, 658, 705, 756, 846, 940, 945, 987, 1260, 1269, 1316, 1410, 1645, 1692, 1890, 1974, 2115, 2538, 2820, 2961, 3290, 3613, 3780, 3948, 4230, 4935, 5076, 5922, 6345, 6580, 7226, 8460, 8883, 9870, 10839, 11844, 12690, 14452, 14805, 17766, 18065, 19740, 21678, 25291, 25380, 29610, 32517, 35532, 36130, 43356, 44415, 50582, 54195, 59220, 65034, 72260, 75873, 88830, 97551, 101164, 108390, 126455, 130068, 151746, 162585, 169811, 177660, 195102, 216780, 227619, 252910, 303492, 325170, 339622, 379365, 390204, 455238, 487755, 505820, 509433, 650340, 679244, 682857, 758730, 849055, 910476, 975510, 1018866, 1138095, 1188677, 1365714, 1517460, 1528299, 1698110, 1951020, 2037732, 2276190, 2377354, 2547165, 2731428, 3056598, 3396220, 3414285, 3566031, 4552380, 4584897, 4754708, 5094330, 5943385, 6113196, 6828570, 7132062, 7641495, 9169794, 10188660, 10698093, 11886770, 13657140, 14264124, 15282990, 17830155, 18339588, 21396186, 22924485, 23773540, 30565980, 32094279, 35660310, 42792372, 45848970, 53490465, 64188558, 71320620, 91697940, 106980930, 128377116, 160471395, 213961860, 320942790, 641885580]

約数ペア:

[(1, 641885580), (2, 320942790), (3, 213961860), (4, 160471395), (5, 128377116), (6, 106980930), (7, 91697940), (9, 71320620), (10, 64188558), (12, 53490465), (14, 45848970), (15, 42792372), (18, 35660310), (20, 32094279), (21, 30565980), (27, 23773540), (28, 22924485), (30, 21396186), (35, 18339588), (36, 17830155), (42, 15282990), (45, 14264124), (47, 13657140), (54, 11886770), (60, 10698093), (63, 10188660), (70, 9169794), (84, 7641495), (90, 7132062), (94, 6828570), (105, 6113196), (108, 5943385), (126, 5094330), (135, 4754708), (140, 4584897), (141, 4552380), (180, 3566031), (188, 3414285), (189, 3396220), (210, 3056598), (235, 2731428), (252, 2547165), (270, 2377354), (282, 2276190), (315, 2037732), (329, 1951020), (378, 1698110), (420, 1528299), (423, 1517460), (470, 1365714), (540, 1188677), (564, 1138095), (630, 1018866), (658, 975510), (705, 910476), (756, 849055), (846, 758730), (940, 682857), (945, 679244), (987, 650340), (1260, 509433), (1269, 505820), (1316, 487755), (1410, 455238), (1645, 390204), (1692, 379365), (1890, 339622), (1974, 325170), (2115, 303492), (2538, 252910), (2820, 227619), (2961, 216780), (3290, 195102), (3613, 177660), (3780, 169811), (3948, 162585), (4230, 151746), (4935, 130068), (5076, 126455), (5922, 108390), (6345, 101164), (6580, 97551), (7226, 88830), (8460, 75873), (8883, 72260), (9870, 65034), (10839, 59220), (11844, 54195), (12690, 50582), (14452, 44415), (14805, 43356), (17766, 36130), (18065, 35532), (19740, 32517), (21678, 29610), (25291, 25380)]