30947580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9049}}^1$

素因数の和:9083

約数の個数: 72

約数和(自身を含む): 98826000

約数和(自身を除く): 67878420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 9049, 18098, 27147, 36196, 45245, 54294, 81441, 90490, 108588, 135735, 162882, 171931, 180980, 271470, 325764, 343862, 407205, 515793, 542940, 687724, 814410, 859655, 1031586, 1547379, 1628820, 1719310, 2063172, 2578965, 3094758, 3438620, 5157930, 6189516, 7736895, 10315860, 15473790, 30947580]

約数ペア:

[(1, 30947580), (2, 15473790), (3, 10315860), (4, 7736895), (5, 6189516), (6, 5157930), (9, 3438620), (10, 3094758), (12, 2578965), (15, 2063172), (18, 1719310), (19, 1628820), (20, 1547379), (30, 1031586), (36, 859655), (38, 814410), (45, 687724), (57, 542940), (60, 515793), (76, 407205), (90, 343862), (95, 325764), (114, 271470), (171, 180980), (180, 171931), (190, 162882), (228, 135735), (285, 108588), (342, 90490), (380, 81441), (570, 54294), (684, 45245), (855, 36196), (1140, 27147), (1710, 18098), (3420, 9049)]