54864780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 172821600

約数和(自身を除く): 117956820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 114, 149, 170, 190, 204, 228, 255, 285, 298, 323, 340, 361, 380, 447, 510, 570, 596, 646, 722, 745, 894, 969, 1020, 1083, 1140, 1292, 1444, 1490, 1615, 1788, 1805, 1938, 2166, 2235, 2533, 2831, 2980, 3230, 3610, 3876, 4332, 4470, 4845, 5066, 5415, 5662, 6137, 6460, 7220, 7599, 8493, 8940, 9690, 10132, 10830, 11324, 12274, 12665, 14155, 15198, 16986, 18411, 19380, 21660, 24548, 25330, 28310, 30396, 30685, 33972, 36822, 37995, 42465, 48127, 50660, 53789, 56620, 61370, 73644, 75990, 84930, 92055, 96254, 107578, 122740, 144381, 151980, 161367, 169860, 184110, 192508, 215156, 240635, 268945, 288762, 322734, 368220, 481270, 537890, 577524, 645468, 721905, 806835, 914413, 962540, 1075780, 1443810, 1613670, 1828826, 2743239, 2887620, 3227340, 3657652, 4572065, 5486478, 9144130, 10972956, 13716195, 18288260, 27432390, 54864780]

約数ペア:

[(1, 54864780), (2, 27432390), (3, 18288260), (4, 13716195), (5, 10972956), (6, 9144130), (10, 5486478), (12, 4572065), (15, 3657652), (17, 3227340), (19, 2887620), (20, 2743239), (30, 1828826), (34, 1613670), (38, 1443810), (51, 1075780), (57, 962540), (60, 914413), (68, 806835), (76, 721905), (85, 645468), (95, 577524), (102, 537890), (114, 481270), (149, 368220), (170, 322734), (190, 288762), (204, 268945), (228, 240635), (255, 215156), (285, 192508), (298, 184110), (323, 169860), (340, 161367), (361, 151980), (380, 144381), (447, 122740), (510, 107578), (570, 96254), (596, 92055), (646, 84930), (722, 75990), (745, 73644), (894, 61370), (969, 56620), (1020, 53789), (1083, 50660), (1140, 48127), (1292, 42465), (1444, 37995), (1490, 36822), (1615, 33972), (1788, 30685), (1805, 30396), (1938, 28310), (2166, 25330), (2235, 24548), (2533, 21660), (2831, 19380), (2980, 18411), (3230, 16986), (3610, 15198), (3876, 14155), (4332, 12665), (4470, 12274), (4845, 11324), (5066, 10830), (5415, 10132), (5662, 9690), (6137, 8940), (6460, 8493), (7220, 7599)]