30722020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 82736640

約数和(自身を除く): 52014620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 29, 35, 46, 47, 49, 58, 70, 92, 94, 98, 115, 116, 140, 145, 161, 188, 196, 203, 230, 235, 245, 290, 322, 329, 406, 460, 470, 490, 580, 644, 658, 667, 805, 812, 940, 980, 1015, 1081, 1127, 1316, 1334, 1363, 1421, 1610, 1645, 2030, 2162, 2254, 2303, 2668, 2726, 2842, 3220, 3290, 3335, 4060, 4324, 4508, 4606, 4669, 5405, 5452, 5635, 5684, 6580, 6670, 6815, 7105, 7567, 9212, 9338, 9541, 10810, 11270, 11515, 13340, 13630, 14210, 15134, 18676, 19082, 21620, 22540, 23030, 23345, 27260, 28420, 30268, 31349, 32683, 37835, 38164, 46060, 46690, 47705, 52969, 62698, 65366, 66787, 75670, 93380, 95410, 105938, 125396, 130732, 133574, 151340, 156745, 163415, 190820, 211876, 219443, 264845, 267148, 313490, 326830, 333935, 438886, 529690, 626980, 653660, 667870, 877772, 1059380, 1097215, 1335740, 1536101, 2194430, 3072202, 4388860, 6144404, 7680505, 15361010, 30722020]

約数ペア:

[(1, 30722020), (2, 15361010), (4, 7680505), (5, 6144404), (7, 4388860), (10, 3072202), (14, 2194430), (20, 1536101), (23, 1335740), (28, 1097215), (29, 1059380), (35, 877772), (46, 667870), (47, 653660), (49, 626980), (58, 529690), (70, 438886), (92, 333935), (94, 326830), (98, 313490), (115, 267148), (116, 264845), (140, 219443), (145, 211876), (161, 190820), (188, 163415), (196, 156745), (203, 151340), (230, 133574), (235, 130732), (245, 125396), (290, 105938), (322, 95410), (329, 93380), (406, 75670), (460, 66787), (470, 65366), (490, 62698), (580, 52969), (644, 47705), (658, 46690), (667, 46060), (805, 38164), (812, 37835), (940, 32683), (980, 31349), (1015, 30268), (1081, 28420), (1127, 27260), (1316, 23345), (1334, 23030), (1363, 22540), (1421, 21620), (1610, 19082), (1645, 18676), (2030, 15134), (2162, 14210), (2254, 13630), (2303, 13340), (2668, 11515), (2726, 11270), (2842, 10810), (3220, 9541), (3290, 9338), (3335, 9212), (4060, 7567), (4324, 7105), (4508, 6815), (4606, 6670), (4669, 6580), (5405, 5684), (5452, 5635)]