158163240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:164

約数の個数: 256

約数和(自身を含む): 539965440

約数和(自身を除く): 381802200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 41, 51, 60, 61, 62, 68, 82, 85, 93, 102, 120, 122, 123, 124, 136, 155, 164, 170, 183, 186, 204, 205, 244, 246, 248, 255, 305, 310, 328, 340, 366, 372, 408, 410, 465, 488, 492, 510, 527, 610, 615, 620, 680, 697, 732, 744, 820, 915, 930, 984, 1020, 1037, 1054, 1220, 1230, 1240, 1271, 1394, 1464, 1581, 1640, 1830, 1860, 1891, 2040, 2074, 2091, 2108, 2440, 2460, 2501, 2542, 2635, 2788, 3111, 3162, 3485, 3660, 3720, 3782, 3813, 4148, 4182, 4216, 4920, 5002, 5084, 5185, 5270, 5576, 5673, 6222, 6324, 6355, 6970, 7320, 7503, 7564, 7626, 7905, 8296, 8364, 9455, 10004, 10168, 10370, 10455, 10540, 11346, 12444, 12505, 12648, 12710, 13940, 15006, 15128, 15252, 15555, 15810, 16728, 18910, 19065, 20008, 20740, 20910, 21080, 21607, 22692, 24888, 25010, 25420, 27880, 28365, 30012, 30504, 31110, 31620, 32147, 37515, 37820, 38130, 41480, 41820, 42517, 43214, 45384, 50020, 50840, 56730, 60024, 62220, 63240, 64294, 64821, 75030, 75640, 76260, 77531, 83640, 85034, 86428, 96441, 100040, 108035, 113460, 124440, 127551, 128588, 129642, 150060, 152520, 155062, 160735, 170068, 172856, 192882, 212585, 216070, 226920, 232593, 255102, 257176, 259284, 300120, 310124, 321470, 324105, 340136, 385764, 387655, 425170, 432140, 465186, 482205, 510204, 518568, 620248, 637755, 642940, 648210, 771528, 775310, 850340, 864280, 930372, 964410, 1020408, 1162965, 1275510, 1285880, 1296420, 1318027, 1550620, 1700680, 1860744, 1928820, 2325930, 2551020, 2592840, 2636054, 3101240, 3857640, 3954081, 4651860, 5102040, 5272108, 6590135, 7908162, 9303720, 10544216, 13180270, 15816324, 19770405, 26360540, 31632648, 39540810, 52721080, 79081620, 158163240]

約数ペア:

[(1, 158163240), (2, 79081620), (3, 52721080), (4, 39540810), (5, 31632648), (6, 26360540), (8, 19770405), (10, 15816324), (12, 13180270), (15, 10544216), (17, 9303720), (20, 7908162), (24, 6590135), (30, 5272108), (31, 5102040), (34, 4651860), (40, 3954081), (41, 3857640), (51, 3101240), (60, 2636054), (61, 2592840), (62, 2551020), (68, 2325930), (82, 1928820), (85, 1860744), (93, 1700680), (102, 1550620), (120, 1318027), (122, 1296420), (123, 1285880), (124, 1275510), (136, 1162965), (155, 1020408), (164, 964410), (170, 930372), (183, 864280), (186, 850340), (204, 775310), (205, 771528), (244, 648210), (246, 642940), (248, 637755), (255, 620248), (305, 518568), (310, 510204), (328, 482205), (340, 465186), (366, 432140), (372, 425170), (408, 387655), (410, 385764), (465, 340136), (488, 324105), (492, 321470), (510, 310124), (527, 300120), (610, 259284), (615, 257176), (620, 255102), (680, 232593), (697, 226920), (732, 216070), (744, 212585), (820, 192882), (915, 172856), (930, 170068), (984, 160735), (1020, 155062), (1037, 152520), (1054, 150060), (1220, 129642), (1230, 128588), (1240, 127551), (1271, 124440), (1394, 113460), (1464, 108035), (1581, 100040), (1640, 96441), (1830, 86428), (1860, 85034), (1891, 83640), (2040, 77531), (2074, 76260), (2091, 75640), (2108, 75030), (2440, 64821), (2460, 64294), (2501, 63240), (2542, 62220), (2635, 60024), (2788, 56730), (3111, 50840), (3162, 50020), (3485, 45384), (3660, 43214), (3720, 42517), (3782, 41820), (3813, 41480), (4148, 38130), (4182, 37820), (4216, 37515), (4920, 32147), (5002, 31620), (5084, 31110), (5185, 30504), (5270, 30012), (5576, 28365), (5673, 27880), (6222, 25420), (6324, 25010), (6355, 24888), (6970, 22692), (7320, 21607), (7503, 21080), (7564, 20910), (7626, 20740), (7905, 20008), (8296, 19065), (8364, 18910), (9455, 16728), (10004, 15810), (10168, 15555), (10370, 15252), (10455, 15128), (10540, 15006), (11346, 13940), (12444, 12710), (12505, 12648)]