30865500

素因数分解:

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

素因数の和:82

約数の個数: 144

約数和(自身を含む): 102779040

約数和(自身を除く): 71913540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 75, 76, 90, 95, 100, 114, 125, 150, 171, 180, 190, 225, 228, 250, 285, 300, 342, 361, 375, 380, 450, 475, 500, 570, 684, 722, 750, 855, 900, 950, 1083, 1125, 1140, 1425, 1444, 1500, 1710, 1805, 1900, 2166, 2250, 2375, 2850, 3249, 3420, 3610, 4275, 4332, 4500, 4750, 5415, 5700, 6498, 6859, 7125, 7220, 8550, 9025, 9500, 10830, 12996, 13718, 14250, 16245, 17100, 18050, 20577, 21375, 21660, 27075, 27436, 28500, 32490, 34295, 36100, 41154, 42750, 45125, 54150, 61731, 64980, 68590, 81225, 82308, 85500, 90250, 102885, 108300, 123462, 135375, 137180, 162450, 171475, 180500, 205770, 246924, 270750, 308655, 324900, 342950, 406125, 411540, 514425, 541500, 617310, 685900, 812250, 857375, 1028850, 1234620, 1543275, 1624500, 1714750, 2057700, 2572125, 3086550, 3429500, 5144250, 6173100, 7716375, 10288500, 15432750, 30865500]

約数ペア:

[(1, 30865500), (2, 15432750), (3, 10288500), (4, 7716375), (5, 6173100), (6, 5144250), (9, 3429500), (10, 3086550), (12, 2572125), (15, 2057700), (18, 1714750), (19, 1624500), (20, 1543275), (25, 1234620), (30, 1028850), (36, 857375), (38, 812250), (45, 685900), (50, 617310), (57, 541500), (60, 514425), (75, 411540), (76, 406125), (90, 342950), (95, 324900), (100, 308655), (114, 270750), (125, 246924), (150, 205770), (171, 180500), (180, 171475), (190, 162450), (225, 137180), (228, 135375), (250, 123462), (285, 108300), (300, 102885), (342, 90250), (361, 85500), (375, 82308), (380, 81225), (450, 68590), (475, 64980), (500, 61731), (570, 54150), (684, 45125), (722, 42750), (750, 41154), (855, 36100), (900, 34295), (950, 32490), (1083, 28500), (1125, 27436), (1140, 27075), (1425, 21660), (1444, 21375), (1500, 20577), (1710, 18050), (1805, 17100), (1900, 16245), (2166, 14250), (2250, 13718), (2375, 12996), (2850, 10830), (3249, 9500), (3420, 9025), (3610, 8550), (4275, 7220), (4332, 7125), (4500, 6859), (4750, 6498), (5415, 5700)]