123287360

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2393}}^1$

素因数の和:2440

約数の個数: 112

約数和(自身を含む): 350251776

約数和(自身を除く): 226964416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 320, 322, 368, 448, 460, 560, 644, 736, 805, 920, 1120, 1288, 1472, 1610, 1840, 2240, 2393, 2576, 3220, 3680, 4786, 5152, 6440, 7360, 9572, 10304, 11965, 12880, 16751, 19144, 23930, 25760, 33502, 38288, 47860, 51520, 55039, 67004, 76576, 83755, 95720, 110078, 134008, 153152, 167510, 191440, 220156, 268016, 275195, 335020, 382880, 385273, 440312, 536032, 550390, 670040, 765760, 770546, 880624, 1072064, 1100780, 1340080, 1541092, 1761248, 1926365, 2201560, 2680160, 3082184, 3522496, 3852730, 4403120, 5360320, 6164368, 7705460, 8806240, 12328736, 15410920, 17612480, 24657472, 30821840, 61643680, 123287360]

約数ペア:

[(1, 123287360), (2, 61643680), (4, 30821840), (5, 24657472), (7, 17612480), (8, 15410920), (10, 12328736), (14, 8806240), (16, 7705460), (20, 6164368), (23, 5360320), (28, 4403120), (32, 3852730), (35, 3522496), (40, 3082184), (46, 2680160), (56, 2201560), (64, 1926365), (70, 1761248), (80, 1541092), (92, 1340080), (112, 1100780), (115, 1072064), (140, 880624), (160, 770546), (161, 765760), (184, 670040), (224, 550390), (230, 536032), (280, 440312), (320, 385273), (322, 382880), (368, 335020), (448, 275195), (460, 268016), (560, 220156), (644, 191440), (736, 167510), (805, 153152), (920, 134008), (1120, 110078), (1288, 95720), (1472, 83755), (1610, 76576), (1840, 67004), (2240, 55039), (2393, 51520), (2576, 47860), (3220, 38288), (3680, 33502), (4786, 25760), (5152, 23930), (6440, 19144), (7360, 16751), (9572, 12880), (10304, 11965)]