51403440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19471}}^1$

素因数の和:19498

約数の個数: 80

約数和(自身を含む): 173846016

約数和(自身を除く): 122442576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 19471, 38942, 58413, 77884, 97355, 116826, 155768, 194710, 214181, 233652, 292065, 311536, 389420, 428362, 467304, 584130, 642543, 778840, 856724, 934608, 1070905, 1168260, 1285086, 1557680, 1713448, 2141810, 2336520, 2570172, 3212715, 3426896, 4283620, 4673040, 5140344, 6425430, 8567240, 10280688, 12850860, 17134480, 25701720, 51403440]

約数ペア:

[(1, 51403440), (2, 25701720), (3, 17134480), (4, 12850860), (5, 10280688), (6, 8567240), (8, 6425430), (10, 5140344), (11, 4673040), (12, 4283620), (15, 3426896), (16, 3212715), (20, 2570172), (22, 2336520), (24, 2141810), (30, 1713448), (33, 1557680), (40, 1285086), (44, 1168260), (48, 1070905), (55, 934608), (60, 856724), (66, 778840), (80, 642543), (88, 584130), (110, 467304), (120, 428362), (132, 389420), (165, 311536), (176, 292065), (220, 233652), (240, 214181), (264, 194710), (330, 155768), (440, 116826), (528, 97355), (660, 77884), (880, 58413), (1320, 38942), (2640, 19471)]