218161620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:295

約数の個数: 192

約数和(自身を含む): 712454400

約数和(自身を除く): 494292780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 61, 74, 90, 108, 111, 122, 135, 148, 179, 180, 183, 185, 222, 244, 270, 305, 333, 358, 366, 370, 444, 537, 540, 549, 555, 610, 666, 716, 732, 740, 895, 915, 999, 1074, 1098, 1110, 1220, 1332, 1611, 1647, 1665, 1790, 1830, 1998, 2148, 2196, 2220, 2257, 2685, 2745, 3222, 3294, 3330, 3580, 3660, 3996, 4514, 4833, 4995, 5370, 5490, 6444, 6588, 6623, 6660, 6771, 8055, 8235, 9028, 9666, 9990, 10740, 10919, 10980, 11285, 13246, 13542, 16110, 16470, 19332, 19869, 19980, 20313, 21838, 22570, 24165, 26492, 27084, 32220, 32757, 32940, 33115, 33855, 39738, 40626, 43676, 45140, 48330, 54595, 59607, 60939, 65514, 66230, 67710, 79476, 81252, 96660, 98271, 99345, 101565, 109190, 119214, 121878, 131028, 132460, 135420, 163785, 178821, 196542, 198690, 203130, 218380, 238428, 243756, 294813, 298035, 304695, 327570, 357642, 393084, 397380, 404003, 406260, 491355, 589626, 596070, 609390, 655140, 715284, 808006, 894105, 982710, 1179252, 1192140, 1212009, 1218780, 1474065, 1616012, 1788210, 1965420, 2020015, 2424018, 2948130, 3576420, 3636027, 4040030, 4848036, 5896260, 6060045, 7272054, 8080060, 10908081, 12120090, 14544108, 18180135, 21816162, 24240180, 36360270, 43632324, 54540405, 72720540, 109080810, 218161620]

約数ペア:

[(1, 218161620), (2, 109080810), (3, 72720540), (4, 54540405), (5, 43632324), (6, 36360270), (9, 24240180), (10, 21816162), (12, 18180135), (15, 14544108), (18, 12120090), (20, 10908081), (27, 8080060), (30, 7272054), (36, 6060045), (37, 5896260), (45, 4848036), (54, 4040030), (60, 3636027), (61, 3576420), (74, 2948130), (90, 2424018), (108, 2020015), (111, 1965420), (122, 1788210), (135, 1616012), (148, 1474065), (179, 1218780), (180, 1212009), (183, 1192140), (185, 1179252), (222, 982710), (244, 894105), (270, 808006), (305, 715284), (333, 655140), (358, 609390), (366, 596070), (370, 589626), (444, 491355), (537, 406260), (540, 404003), (549, 397380), (555, 393084), (610, 357642), (666, 327570), (716, 304695), (732, 298035), (740, 294813), (895, 243756), (915, 238428), (999, 218380), (1074, 203130), (1098, 198690), (1110, 196542), (1220, 178821), (1332, 163785), (1611, 135420), (1647, 132460), (1665, 131028), (1790, 121878), (1830, 119214), (1998, 109190), (2148, 101565), (2196, 99345), (2220, 98271), (2257, 96660), (2685, 81252), (2745, 79476), (3222, 67710), (3294, 66230), (3330, 65514), (3580, 60939), (3660, 59607), (3996, 54595), (4514, 48330), (4833, 45140), (4995, 43676), (5370, 40626), (5490, 39738), (6444, 33855), (6588, 33115), (6623, 32940), (6660, 32757), (6771, 32220), (8055, 27084), (8235, 26492), (9028, 24165), (9666, 22570), (9990, 21838), (10740, 20313), (10919, 19980), (10980, 19869), (11285, 19332), (13246, 16470), (13542, 16110)]