392022280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{293}}^1$

素因数の和:431

約数の個数: 128

約数和(自身を含む): 995742720

約数和(自身を除く): 603720440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 83, 104, 124, 130, 155, 166, 248, 260, 293, 310, 332, 403, 415, 520, 586, 620, 664, 806, 830, 1079, 1172, 1240, 1465, 1612, 1660, 2015, 2158, 2344, 2573, 2930, 3224, 3320, 3809, 4030, 4316, 5146, 5395, 5860, 7618, 8060, 8632, 9083, 10292, 10790, 11720, 12865, 15236, 16120, 18166, 19045, 20584, 21580, 24319, 25730, 30472, 33449, 36332, 38090, 43160, 45415, 48638, 51460, 66898, 72664, 76180, 90830, 97276, 102920, 118079, 121595, 133796, 152360, 167245, 181660, 194552, 236158, 243190, 267592, 316147, 334490, 363320, 472316, 486380, 590395, 632294, 668980, 753889, 944632, 972760, 1180790, 1264588, 1337960, 1507778, 1580735, 2361580, 2529176, 3015556, 3161470, 3769445, 4723160, 6031112, 6322940, 7538890, 9800557, 12645880, 15077780, 19601114, 30155560, 39202228, 49002785, 78404456, 98005570, 196011140, 392022280]

約数ペア:

[(1, 392022280), (2, 196011140), (4, 98005570), (5, 78404456), (8, 49002785), (10, 39202228), (13, 30155560), (20, 19601114), (26, 15077780), (31, 12645880), (40, 9800557), (52, 7538890), (62, 6322940), (65, 6031112), (83, 4723160), (104, 3769445), (124, 3161470), (130, 3015556), (155, 2529176), (166, 2361580), (248, 1580735), (260, 1507778), (293, 1337960), (310, 1264588), (332, 1180790), (403, 972760), (415, 944632), (520, 753889), (586, 668980), (620, 632294), (664, 590395), (806, 486380), (830, 472316), (1079, 363320), (1172, 334490), (1240, 316147), (1465, 267592), (1612, 243190), (1660, 236158), (2015, 194552), (2158, 181660), (2344, 167245), (2573, 152360), (2930, 133796), (3224, 121595), (3320, 118079), (3809, 102920), (4030, 97276), (4316, 90830), (5146, 76180), (5395, 72664), (5860, 66898), (7618, 51460), (8060, 48638), (8632, 45415), (9083, 43160), (10292, 38090), (10790, 36332), (11720, 33449), (12865, 30472), (15236, 25730), (16120, 24319), (18166, 21580), (19045, 20584)]