320459705020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2879}}^1\times {\mathrm{8737}}^1$

素因数の和:11652

約数の個数: 144

約数和(自身を含む): 843444887040

約数和(自身を除く): 522985182020

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 2879, 3185, 5758, 6370, 8737, 11516, 12740, 14395, 17474, 20153, 28790, 34948, 37427, 40306, 43685, 57580, 61159, 74854, 80612, 87370, 100765, 113581, 122318, 141071, 149708, 174740, 187135, 201530, 227162, 244636, 261989, 282142, 305795, 374270, 403060, 428113, 454324, 523978, 564284, 567905, 611590, 705355, 748540, 795067, 856226, 1047956, 1135810, 1223180, 1309945, 1410710, 1590134, 1712452, 1833923, 2140565, 2271620, 2619890, 2821420, 3180268, 3667846, 3975335, 4281130, 5239780, 5565469, 7335692, 7950670, 8562260, 9169615, 11130938, 15901340, 18339230, 22261876, 25153823, 27827345, 36678460, 50307646, 55654690, 100615292, 111309380, 125769115, 176076761, 251538230, 326999699, 352153522, 503076460, 653999398, 704307044, 880383805, 1232537327, 1307998796, 1634998495, 1760767610, 2288997893, 2465074654, 3269996990, 3521535220, 4577995786, 4930149308, 6162686635, 6539993980, 9155991572, 11444989465, 12325373270, 16022985251, 22889978930, 24650746540, 32045970502, 45779957860, 64091941004, 80114926255, 160229852510, 320459705020]

約数ペア:

[(1, 320459705020), (2, 160229852510), (4, 80114926255), (5, 64091941004), (7, 45779957860), (10, 32045970502), (13, 24650746540), (14, 22889978930), (20, 16022985251), (26, 12325373270), (28, 11444989465), (35, 9155991572), (49, 6539993980), (52, 6162686635), (65, 4930149308), (70, 4577995786), (91, 3521535220), (98, 3269996990), (130, 2465074654), (140, 2288997893), (182, 1760767610), (196, 1634998495), (245, 1307998796), (260, 1232537327), (364, 880383805), (455, 704307044), (490, 653999398), (637, 503076460), (910, 352153522), (980, 326999699), (1274, 251538230), (1820, 176076761), (2548, 125769115), (2879, 111309380), (3185, 100615292), (5758, 55654690), (6370, 50307646), (8737, 36678460), (11516, 27827345), (12740, 25153823), (14395, 22261876), (17474, 18339230), (20153, 15901340), (28790, 11130938), (34948, 9169615), (37427, 8562260), (40306, 7950670), (43685, 7335692), (57580, 5565469), (61159, 5239780), (74854, 4281130), (80612, 3975335), (87370, 3667846), (100765, 3180268), (113581, 2821420), (122318, 2619890), (141071, 2271620), (149708, 2140565), (174740, 1833923), (187135, 1712452), (201530, 1590134), (227162, 1410710), (244636, 1309945), (261989, 1223180), (282142, 1135810), (305795, 1047956), (374270, 856226), (403060, 795067), (428113, 748540), (454324, 705355), (523978, 611590), (564284, 567905)]