278442720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10177}}^1$

素因数の和:10217

約数の個数: 144

約数和(自身を含む): 1000293840

約数和(自身を除く): 721851120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 9120, 10177, 13680, 20354, 27360, 30531, 40708, 50885, 61062, 81416, 91593, 101770, 122124, 152655, 162832, 183186, 193363, 203540, 244248, 305310, 325664, 366372, 386726, 407080, 457965, 488496, 580089, 610620, 732744, 773452, 814160, 915930, 966815, 976992, 1160178, 1221240, 1465488, 1546904, 1628320, 1740267, 1831860, 1933630, 2320356, 2442480, 2900445, 2930976, 3093808, 3480534, 3663720, 3867260, 4640712, 4884960, 5800890, 6187616, 6961068, 7327440, 7734520, 8701335, 9281424, 11601780, 13922136, 14654880, 15469040, 17402670, 18562848, 23203560, 27844272, 30938080, 34805340, 46407120, 55688544, 69610680, 92814240, 139221360, 278442720]

約数ペア:

[(1, 278442720), (2, 139221360), (3, 92814240), (4, 69610680), (5, 55688544), (6, 46407120), (8, 34805340), (9, 30938080), (10, 27844272), (12, 23203560), (15, 18562848), (16, 17402670), (18, 15469040), (19, 14654880), (20, 13922136), (24, 11601780), (30, 9281424), (32, 8701335), (36, 7734520), (38, 7327440), (40, 6961068), (45, 6187616), (48, 5800890), (57, 4884960), (60, 4640712), (72, 3867260), (76, 3663720), (80, 3480534), (90, 3093808), (95, 2930976), (96, 2900445), (114, 2442480), (120, 2320356), (144, 1933630), (152, 1831860), (160, 1740267), (171, 1628320), (180, 1546904), (190, 1465488), (228, 1221240), (240, 1160178), (285, 976992), (288, 966815), (304, 915930), (342, 814160), (360, 773452), (380, 732744), (456, 610620), (480, 580089), (570, 488496), (608, 457965), (684, 407080), (720, 386726), (760, 366372), (855, 325664), (912, 305310), (1140, 244248), (1368, 203540), (1440, 193363), (1520, 183186), (1710, 162832), (1824, 152655), (2280, 122124), (2736, 101770), (3040, 91593), (3420, 81416), (4560, 61062), (5472, 50885), (6840, 40708), (9120, 30531), (10177, 27360), (13680, 20354)]