158417440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2$

素因数の和:147

約数の個数: 144

約数和(自身を含む): 416828160

約数和(自身を除く): 258410720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 41, 62, 76, 80, 82, 95, 124, 152, 155, 160, 164, 190, 205, 248, 304, 310, 328, 380, 410, 496, 589, 608, 620, 656, 760, 779, 820, 992, 1178, 1240, 1271, 1312, 1520, 1558, 1640, 1681, 2356, 2480, 2542, 2945, 3040, 3116, 3280, 3362, 3895, 4712, 4960, 5084, 5890, 6232, 6355, 6560, 6724, 7790, 8405, 9424, 10168, 11780, 12464, 12710, 13448, 15580, 16810, 18848, 20336, 23560, 24149, 24928, 25420, 26896, 31160, 31939, 33620, 40672, 47120, 48298, 50840, 52111, 53792, 62320, 63878, 67240, 94240, 96596, 101680, 104222, 120745, 124640, 127756, 134480, 159695, 193192, 203360, 208444, 241490, 255512, 260555, 268960, 319390, 386384, 416888, 482980, 511024, 521110, 638780, 772768, 833776, 965960, 990109, 1022048, 1042220, 1277560, 1667552, 1931920, 1980218, 2084440, 2555120, 3863840, 3960436, 4168880, 4950545, 5110240, 7920872, 8337760, 9901090, 15841744, 19802180, 31683488, 39604360, 79208720, 158417440]

約数ペア:

[(1, 158417440), (2, 79208720), (4, 39604360), (5, 31683488), (8, 19802180), (10, 15841744), (16, 9901090), (19, 8337760), (20, 7920872), (31, 5110240), (32, 4950545), (38, 4168880), (40, 3960436), (41, 3863840), (62, 2555120), (76, 2084440), (80, 1980218), (82, 1931920), (95, 1667552), (124, 1277560), (152, 1042220), (155, 1022048), (160, 990109), (164, 965960), (190, 833776), (205, 772768), (248, 638780), (304, 521110), (310, 511024), (328, 482980), (380, 416888), (410, 386384), (496, 319390), (589, 268960), (608, 260555), (620, 255512), (656, 241490), (760, 208444), (779, 203360), (820, 193192), (992, 159695), (1178, 134480), (1240, 127756), (1271, 124640), (1312, 120745), (1520, 104222), (1558, 101680), (1640, 96596), (1681, 94240), (2356, 67240), (2480, 63878), (2542, 62320), (2945, 53792), (3040, 52111), (3116, 50840), (3280, 48298), (3362, 47120), (3895, 40672), (4712, 33620), (4960, 31939), (5084, 31160), (5890, 26896), (6232, 25420), (6355, 24928), (6560, 24149), (6724, 23560), (7790, 20336), (8405, 18848), (9424, 16810), (10168, 15580), (11780, 13448), (12464, 12710)]