384346820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:706

約数の個数: 144

約数和(自身を含む): 1007267520

約数和(自身を除く): 622920700

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 38, 44, 52, 55, 65, 76, 95, 110, 121, 130, 143, 190, 209, 220, 242, 247, 260, 286, 380, 418, 484, 494, 572, 605, 643, 715, 836, 988, 1045, 1210, 1235, 1286, 1430, 1573, 2090, 2299, 2420, 2470, 2572, 2717, 2860, 3146, 3215, 4180, 4598, 4940, 5434, 6292, 6430, 7073, 7865, 8359, 9196, 10868, 11495, 12217, 12860, 13585, 14146, 15730, 16718, 22990, 24434, 27170, 28292, 29887, 31460, 33436, 35365, 41795, 45980, 48868, 54340, 59774, 61085, 70730, 77803, 83590, 91949, 119548, 122170, 134387, 141460, 149435, 155606, 158821, 167180, 183898, 244340, 268774, 298870, 311212, 317642, 367796, 389015, 459745, 537548, 597740, 635284, 671935, 778030, 794105, 919490, 1011439, 1343870, 1478257, 1556060, 1588210, 1747031, 1838980, 2022878, 2687740, 2956514, 3176420, 3494062, 4045756, 5057195, 5913028, 6988124, 7391285, 8735155, 10114390, 14782570, 17470310, 19217341, 20228780, 29565140, 34940620, 38434682, 76869364, 96086705, 192173410, 384346820]

約数ペア:

[(1, 384346820), (2, 192173410), (4, 96086705), (5, 76869364), (10, 38434682), (11, 34940620), (13, 29565140), (19, 20228780), (20, 19217341), (22, 17470310), (26, 14782570), (38, 10114390), (44, 8735155), (52, 7391285), (55, 6988124), (65, 5913028), (76, 5057195), (95, 4045756), (110, 3494062), (121, 3176420), (130, 2956514), (143, 2687740), (190, 2022878), (209, 1838980), (220, 1747031), (242, 1588210), (247, 1556060), (260, 1478257), (286, 1343870), (380, 1011439), (418, 919490), (484, 794105), (494, 778030), (572, 671935), (605, 635284), (643, 597740), (715, 537548), (836, 459745), (988, 389015), (1045, 367796), (1210, 317642), (1235, 311212), (1286, 298870), (1430, 268774), (1573, 244340), (2090, 183898), (2299, 167180), (2420, 158821), (2470, 155606), (2572, 149435), (2717, 141460), (2860, 134387), (3146, 122170), (3215, 119548), (4180, 91949), (4598, 83590), (4940, 77803), (5434, 70730), (6292, 61085), (6430, 59774), (7073, 54340), (7865, 48868), (8359, 45980), (9196, 41795), (10868, 35365), (11495, 33436), (12217, 31460), (12860, 29887), (13585, 28292), (14146, 27170), (15730, 24434), (16718, 22990)]