208077930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{863}}^1$

素因数の和:945

約数の個数: 128

約数和(自身を含む): 597196800

約数和(自身を除く): 389118870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 47, 54, 57, 90, 94, 95, 114, 135, 141, 171, 190, 235, 270, 282, 285, 342, 423, 470, 513, 570, 705, 846, 855, 863, 893, 1026, 1269, 1410, 1710, 1726, 1786, 2115, 2538, 2565, 2589, 2679, 4230, 4315, 4465, 5130, 5178, 5358, 6345, 7767, 8037, 8630, 8930, 12690, 12945, 13395, 15534, 16074, 16397, 23301, 24111, 25890, 26790, 32794, 38835, 40185, 40561, 46602, 48222, 49191, 77670, 80370, 81122, 81985, 98382, 116505, 120555, 121683, 147573, 163970, 202805, 233010, 241110, 243366, 245955, 295146, 365049, 405610, 442719, 491910, 608415, 730098, 737865, 770659, 885438, 1095147, 1216830, 1475730, 1541318, 1825245, 2190294, 2213595, 2311977, 3650490, 3853295, 4427190, 4623954, 5475735, 6935931, 7706590, 10951470, 11559885, 13871862, 20807793, 23119770, 34679655, 41615586, 69359310, 104038965, 208077930]

約数ペア:

[(1, 208077930), (2, 104038965), (3, 69359310), (5, 41615586), (6, 34679655), (9, 23119770), (10, 20807793), (15, 13871862), (18, 11559885), (19, 10951470), (27, 7706590), (30, 6935931), (38, 5475735), (45, 4623954), (47, 4427190), (54, 3853295), (57, 3650490), (90, 2311977), (94, 2213595), (95, 2190294), (114, 1825245), (135, 1541318), (141, 1475730), (171, 1216830), (190, 1095147), (235, 885438), (270, 770659), (282, 737865), (285, 730098), (342, 608415), (423, 491910), (470, 442719), (513, 405610), (570, 365049), (705, 295146), (846, 245955), (855, 243366), (863, 241110), (893, 233010), (1026, 202805), (1269, 163970), (1410, 147573), (1710, 121683), (1726, 120555), (1786, 116505), (2115, 98382), (2538, 81985), (2565, 81122), (2589, 80370), (2679, 77670), (4230, 49191), (4315, 48222), (4465, 46602), (5130, 40561), (5178, 40185), (5358, 38835), (6345, 32794), (7767, 26790), (8037, 25890), (8630, 24111), (8930, 23301), (12690, 16397), (12945, 16074), (13395, 15534)]