40785780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{269}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 138257280

約数和(自身を除く): 97471500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 269, 285, 361, 380, 399, 420, 532, 538, 570, 665, 722, 798, 807, 1076, 1083, 1140, 1330, 1345, 1444, 1596, 1614, 1805, 1883, 1995, 2166, 2527, 2660, 2690, 3228, 3610, 3766, 3990, 4035, 4332, 5054, 5111, 5380, 5415, 5649, 7220, 7532, 7581, 7980, 8070, 9415, 10108, 10222, 10830, 11298, 12635, 15162, 15333, 16140, 18830, 20444, 21660, 22596, 25270, 25555, 28245, 30324, 30666, 35777, 37660, 37905, 50540, 51110, 56490, 61332, 71554, 75810, 76665, 97109, 102220, 107331, 112980, 143108, 151620, 153330, 178885, 194218, 214662, 291327, 306660, 357770, 388436, 429324, 485545, 536655, 582654, 679763, 715540, 971090, 1073310, 1165308, 1359526, 1456635, 1942180, 2039289, 2146620, 2719052, 2913270, 3398815, 4078578, 5826540, 6797630, 8157156, 10196445, 13595260, 20392890, 40785780]

約数ペア:

[(1, 40785780), (2, 20392890), (3, 13595260), (4, 10196445), (5, 8157156), (6, 6797630), (7, 5826540), (10, 4078578), (12, 3398815), (14, 2913270), (15, 2719052), (19, 2146620), (20, 2039289), (21, 1942180), (28, 1456635), (30, 1359526), (35, 1165308), (38, 1073310), (42, 971090), (57, 715540), (60, 679763), (70, 582654), (76, 536655), (84, 485545), (95, 429324), (105, 388436), (114, 357770), (133, 306660), (140, 291327), (190, 214662), (210, 194218), (228, 178885), (266, 153330), (269, 151620), (285, 143108), (361, 112980), (380, 107331), (399, 102220), (420, 97109), (532, 76665), (538, 75810), (570, 71554), (665, 61332), (722, 56490), (798, 51110), (807, 50540), (1076, 37905), (1083, 37660), (1140, 35777), (1330, 30666), (1345, 30324), (1444, 28245), (1596, 25555), (1614, 25270), (1805, 22596), (1883, 21660), (1995, 20444), (2166, 18830), (2527, 16140), (2660, 15333), (2690, 15162), (3228, 12635), (3610, 11298), (3766, 10830), (3990, 10222), (4035, 10108), (4332, 9415), (5054, 8070), (5111, 7980), (5380, 7581), (5415, 7532), (5649, 7220)]