71693080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 186624000

約数和(自身を除く): 114930920

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 31, 34, 38, 40, 62, 68, 76, 85, 95, 124, 136, 152, 155, 170, 179, 190, 248, 310, 323, 340, 358, 380, 527, 589, 620, 646, 680, 716, 760, 895, 1054, 1178, 1240, 1292, 1432, 1615, 1790, 2108, 2356, 2584, 2635, 2945, 3043, 3230, 3401, 3580, 4216, 4712, 5270, 5549, 5890, 6086, 6460, 6802, 7160, 10013, 10540, 11098, 11780, 12172, 12920, 13604, 15215, 17005, 20026, 21080, 22196, 23560, 24344, 27208, 27745, 30430, 34010, 40052, 44392, 50065, 55490, 57817, 60860, 68020, 80104, 94333, 100130, 105431, 110980, 115634, 121720, 136040, 188666, 200260, 210862, 221960, 231268, 289085, 377332, 400520, 421724, 462536, 471665, 527155, 578170, 754664, 843448, 943330, 1054310, 1156340, 1792327, 1886660, 2108620, 2312680, 3584654, 3773320, 4217240, 7169308, 8961635, 14338616, 17923270, 35846540, 71693080]

約数ペア:

[(1, 71693080), (2, 35846540), (4, 17923270), (5, 14338616), (8, 8961635), (10, 7169308), (17, 4217240), (19, 3773320), (20, 3584654), (31, 2312680), (34, 2108620), (38, 1886660), (40, 1792327), (62, 1156340), (68, 1054310), (76, 943330), (85, 843448), (95, 754664), (124, 578170), (136, 527155), (152, 471665), (155, 462536), (170, 421724), (179, 400520), (190, 377332), (248, 289085), (310, 231268), (323, 221960), (340, 210862), (358, 200260), (380, 188666), (527, 136040), (589, 121720), (620, 115634), (646, 110980), (680, 105431), (716, 100130), (760, 94333), (895, 80104), (1054, 68020), (1178, 60860), (1240, 57817), (1292, 55490), (1432, 50065), (1615, 44392), (1790, 40052), (2108, 34010), (2356, 30430), (2584, 27745), (2635, 27208), (2945, 24344), (3043, 23560), (3230, 22196), (3401, 21080), (3580, 20026), (4216, 17005), (4712, 15215), (5270, 13604), (5549, 12920), (5890, 12172), (6086, 11780), (6460, 11098), (6802, 10540), (7160, 10013)]