63656840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:439

約数の個数: 128

約数和(自身を含む): 172368000

約数和(自身を除く): 108711160

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 19, 20, 26, 34, 38, 40, 52, 65, 68, 76, 85, 95, 104, 130, 136, 152, 170, 190, 221, 247, 260, 323, 340, 379, 380, 442, 494, 520, 646, 680, 758, 760, 884, 988, 1105, 1235, 1292, 1516, 1615, 1768, 1895, 1976, 2210, 2470, 2584, 3032, 3230, 3790, 4199, 4420, 4927, 4940, 6443, 6460, 7201, 7580, 8398, 8840, 9854, 9880, 12886, 12920, 14402, 15160, 16796, 19708, 20995, 24635, 25772, 28804, 32215, 33592, 36005, 39416, 41990, 49270, 51544, 57608, 64430, 72010, 83759, 83980, 93613, 98540, 122417, 128860, 144020, 167518, 167960, 187226, 197080, 244834, 257720, 288040, 335036, 374452, 418795, 468065, 489668, 612085, 670072, 748904, 837590, 936130, 979336, 1224170, 1591421, 1675180, 1872260, 2448340, 3182842, 3350360, 3744520, 4896680, 6365684, 7957105, 12731368, 15914210, 31828420, 63656840]

約数ペア:

[(1, 63656840), (2, 31828420), (4, 15914210), (5, 12731368), (8, 7957105), (10, 6365684), (13, 4896680), (17, 3744520), (19, 3350360), (20, 3182842), (26, 2448340), (34, 1872260), (38, 1675180), (40, 1591421), (52, 1224170), (65, 979336), (68, 936130), (76, 837590), (85, 748904), (95, 670072), (104, 612085), (130, 489668), (136, 468065), (152, 418795), (170, 374452), (190, 335036), (221, 288040), (247, 257720), (260, 244834), (323, 197080), (340, 187226), (379, 167960), (380, 167518), (442, 144020), (494, 128860), (520, 122417), (646, 98540), (680, 93613), (758, 83980), (760, 83759), (884, 72010), (988, 64430), (1105, 57608), (1235, 51544), (1292, 49270), (1516, 41990), (1615, 39416), (1768, 36005), (1895, 33592), (1976, 32215), (2210, 28804), (2470, 25772), (2584, 24635), (3032, 20995), (3230, 19708), (3790, 16796), (4199, 15160), (4420, 14402), (4927, 12920), (4940, 12886), (6443, 9880), (6460, 9854), (7201, 8840), (7580, 8398)]