90189720

素因数分解:

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

素因数の和:155

約数の個数: 192

約数和(自身を含む): 314042400

約数和(自身を除く): 223852680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 61, 72, 74, 90, 108, 111, 120, 122, 135, 148, 180, 183, 185, 216, 222, 244, 270, 296, 305, 333, 360, 366, 370, 444, 488, 540, 549, 555, 610, 666, 732, 740, 888, 915, 999, 1080, 1098, 1110, 1220, 1332, 1369, 1464, 1480, 1647, 1665, 1830, 1998, 2196, 2220, 2257, 2440, 2664, 2738, 2745, 3294, 3330, 3660, 3996, 4107, 4392, 4440, 4514, 4995, 5476, 5490, 6588, 6660, 6771, 6845, 7320, 7992, 8214, 8235, 9028, 9990, 10952, 10980, 11285, 12321, 13176, 13320, 13542, 13690, 16428, 16470, 18056, 19980, 20313, 20535, 21960, 22570, 24642, 27084, 27380, 32856, 32940, 33855, 36963, 39960, 40626, 41070, 45140, 49284, 54168, 54760, 60939, 61605, 65880, 67710, 73926, 81252, 82140, 83509, 90280, 98568, 101565, 121878, 123210, 135420, 147852, 162504, 164280, 167018, 184815, 203130, 243756, 246420, 250527, 270840, 295704, 304695, 334036, 369630, 406260, 417545, 487512, 492840, 501054, 609390, 668072, 739260, 751581, 812520, 835090, 1002108, 1218780, 1252635, 1478520, 1503162, 1670180, 2004216, 2254743, 2437560, 2505270, 3006324, 3340360, 3757905, 4509486, 5010540, 6012648, 7515810, 9018972, 10021080, 11273715, 15031620, 18037944, 22547430, 30063240, 45094860, 90189720]

約数ペア:

[(1, 90189720), (2, 45094860), (3, 30063240), (4, 22547430), (5, 18037944), (6, 15031620), (8, 11273715), (9, 10021080), (10, 9018972), (12, 7515810), (15, 6012648), (18, 5010540), (20, 4509486), (24, 3757905), (27, 3340360), (30, 3006324), (36, 2505270), (37, 2437560), (40, 2254743), (45, 2004216), (54, 1670180), (60, 1503162), (61, 1478520), (72, 1252635), (74, 1218780), (90, 1002108), (108, 835090), (111, 812520), (120, 751581), (122, 739260), (135, 668072), (148, 609390), (180, 501054), (183, 492840), (185, 487512), (216, 417545), (222, 406260), (244, 369630), (270, 334036), (296, 304695), (305, 295704), (333, 270840), (360, 250527), (366, 246420), (370, 243756), (444, 203130), (488, 184815), (540, 167018), (549, 164280), (555, 162504), (610, 147852), (666, 135420), (732, 123210), (740, 121878), (888, 101565), (915, 98568), (999, 90280), (1080, 83509), (1098, 82140), (1110, 81252), (1220, 73926), (1332, 67710), (1369, 65880), (1464, 61605), (1480, 60939), (1647, 54760), (1665, 54168), (1830, 49284), (1998, 45140), (2196, 41070), (2220, 40626), (2257, 39960), (2440, 36963), (2664, 33855), (2738, 32940), (2745, 32856), (3294, 27380), (3330, 27084), (3660, 24642), (3996, 22570), (4107, 21960), (4392, 20535), (4440, 20313), (4514, 19980), (4995, 18056), (5476, 16470), (5490, 16428), (6588, 13690), (6660, 13542), (6771, 13320), (6845, 13176), (7320, 12321), (7992, 11285), (8214, 10980), (8235, 10952), (9028, 9990)]