767732980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{683}}^1$

素因数の和:774

約数の個数: 144

約数和(自身を含む): 1991195136

約数和(自身を除く): 1223462156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 37, 49, 62, 70, 74, 98, 124, 140, 148, 155, 185, 196, 217, 245, 259, 310, 370, 434, 490, 518, 620, 683, 740, 868, 980, 1036, 1085, 1147, 1295, 1366, 1519, 1813, 2170, 2294, 2590, 2732, 3038, 3415, 3626, 4340, 4588, 4781, 5180, 5735, 6076, 6830, 7252, 7595, 8029, 9065, 9562, 11470, 13660, 15190, 16058, 18130, 19124, 21173, 22940, 23905, 25271, 30380, 32116, 33467, 36260, 40145, 42346, 47810, 50542, 56203, 66934, 80290, 84692, 95620, 101084, 105865, 112406, 126355, 133868, 148211, 160580, 167335, 176897, 211730, 224812, 252710, 281015, 296422, 334670, 353794, 423460, 505420, 562030, 592844, 669340, 707588, 741055, 783401, 884485, 1037477, 1124060, 1238279, 1482110, 1566802, 1768970, 2074954, 2476558, 2964220, 3133604, 3537940, 3917005, 4149908, 4953116, 5187385, 5483807, 6191395, 7834010, 10374770, 10967614, 12382790, 15668020, 20749540, 21935228, 24765580, 27419035, 38386649, 54838070, 76773298, 109676140, 153546596, 191933245, 383866490, 767732980]

約数ペア:

[(1, 767732980), (2, 383866490), (4, 191933245), (5, 153546596), (7, 109676140), (10, 76773298), (14, 54838070), (20, 38386649), (28, 27419035), (31, 24765580), (35, 21935228), (37, 20749540), (49, 15668020), (62, 12382790), (70, 10967614), (74, 10374770), (98, 7834010), (124, 6191395), (140, 5483807), (148, 5187385), (155, 4953116), (185, 4149908), (196, 3917005), (217, 3537940), (245, 3133604), (259, 2964220), (310, 2476558), (370, 2074954), (434, 1768970), (490, 1566802), (518, 1482110), (620, 1238279), (683, 1124060), (740, 1037477), (868, 884485), (980, 783401), (1036, 741055), (1085, 707588), (1147, 669340), (1295, 592844), (1366, 562030), (1519, 505420), (1813, 423460), (2170, 353794), (2294, 334670), (2590, 296422), (2732, 281015), (3038, 252710), (3415, 224812), (3626, 211730), (4340, 176897), (4588, 167335), (4781, 160580), (5180, 148211), (5735, 133868), (6076, 126355), (6830, 112406), (7252, 105865), (7595, 101084), (8029, 95620), (9065, 84692), (9562, 80290), (11470, 66934), (13660, 56203), (15190, 50542), (16058, 47810), (18130, 42346), (19124, 40145), (21173, 36260), (22940, 33467), (23905, 32116), (25271, 30380)]