55428720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:231

約数の個数: 160

約数和(自身を含む): 181488384

約数和(自身を除く): 126059664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 43, 48, 60, 80, 82, 86, 120, 123, 129, 131, 164, 172, 205, 215, 240, 246, 258, 262, 328, 344, 393, 410, 430, 492, 516, 524, 615, 645, 655, 656, 688, 786, 820, 860, 984, 1032, 1048, 1230, 1290, 1310, 1572, 1640, 1720, 1763, 1965, 1968, 2064, 2096, 2460, 2580, 2620, 3144, 3280, 3440, 3526, 3930, 4920, 5160, 5240, 5289, 5371, 5633, 6288, 7052, 7860, 8815, 9840, 10320, 10480, 10578, 10742, 11266, 14104, 15720, 16113, 16899, 17630, 21156, 21484, 22532, 26445, 26855, 28165, 28208, 31440, 32226, 33798, 35260, 42312, 42968, 45064, 52890, 53710, 56330, 64452, 67596, 70520, 80565, 84495, 84624, 85936, 90128, 105780, 107420, 112660, 128904, 135192, 141040, 161130, 168990, 211560, 214840, 225320, 230953, 257808, 270384, 322260, 337980, 423120, 429680, 450640, 461906, 644520, 675960, 692859, 923812, 1154765, 1289040, 1351920, 1385718, 1847624, 2309530, 2771436, 3464295, 3695248, 4619060, 5542872, 6928590, 9238120, 11085744, 13857180, 18476240, 27714360, 55428720]

約数ペア:

[(1, 55428720), (2, 27714360), (3, 18476240), (4, 13857180), (5, 11085744), (6, 9238120), (8, 6928590), (10, 5542872), (12, 4619060), (15, 3695248), (16, 3464295), (20, 2771436), (24, 2309530), (30, 1847624), (40, 1385718), (41, 1351920), (43, 1289040), (48, 1154765), (60, 923812), (80, 692859), (82, 675960), (86, 644520), (120, 461906), (123, 450640), (129, 429680), (131, 423120), (164, 337980), (172, 322260), (205, 270384), (215, 257808), (240, 230953), (246, 225320), (258, 214840), (262, 211560), (328, 168990), (344, 161130), (393, 141040), (410, 135192), (430, 128904), (492, 112660), (516, 107420), (524, 105780), (615, 90128), (645, 85936), (655, 84624), (656, 84495), (688, 80565), (786, 70520), (820, 67596), (860, 64452), (984, 56330), (1032, 53710), (1048, 52890), (1230, 45064), (1290, 42968), (1310, 42312), (1572, 35260), (1640, 33798), (1720, 32226), (1763, 31440), (1965, 28208), (1968, 28165), (2064, 26855), (2096, 26445), (2460, 22532), (2580, 21484), (2620, 21156), (3144, 17630), (3280, 16899), (3440, 16113), (3526, 15720), (3930, 14104), (4920, 11266), (5160, 10742), (5240, 10578), (5289, 10480), (5371, 10320), (5633, 9840), (6288, 8815), (7052, 7860)]