158347520

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:440

約数の個数: 144

約数和(自身を含む): 423843840

約数和(自身を除く): 265496320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 128, 136, 152, 160, 170, 190, 256, 272, 304, 320, 323, 340, 380, 383, 544, 608, 640, 646, 680, 760, 766, 1088, 1216, 1280, 1292, 1360, 1520, 1532, 1615, 1915, 2176, 2432, 2584, 2720, 3040, 3064, 3230, 3830, 4352, 4864, 5168, 5440, 6080, 6128, 6460, 6511, 7277, 7660, 10336, 10880, 12160, 12256, 12920, 13022, 14554, 15320, 20672, 21760, 24320, 24512, 25840, 26044, 29108, 30640, 32555, 36385, 41344, 49024, 51680, 52088, 58216, 61280, 65110, 72770, 82688, 98048, 103360, 104176, 116432, 122560, 123709, 130220, 145540, 206720, 208352, 232864, 245120, 247418, 260440, 291080, 413440, 416704, 465728, 490240, 494836, 520880, 582160, 618545, 833408, 931456, 989672, 1041760, 1164320, 1237090, 1666816, 1862912, 1979344, 2083520, 2328640, 2474180, 3958688, 4167040, 4657280, 4948360, 7917376, 8334080, 9314560, 9896720, 15834752, 19793440, 31669504, 39586880, 79173760, 158347520]

約数ペア:

[(1, 158347520), (2, 79173760), (4, 39586880), (5, 31669504), (8, 19793440), (10, 15834752), (16, 9896720), (17, 9314560), (19, 8334080), (20, 7917376), (32, 4948360), (34, 4657280), (38, 4167040), (40, 3958688), (64, 2474180), (68, 2328640), (76, 2083520), (80, 1979344), (85, 1862912), (95, 1666816), (128, 1237090), (136, 1164320), (152, 1041760), (160, 989672), (170, 931456), (190, 833408), (256, 618545), (272, 582160), (304, 520880), (320, 494836), (323, 490240), (340, 465728), (380, 416704), (383, 413440), (544, 291080), (608, 260440), (640, 247418), (646, 245120), (680, 232864), (760, 208352), (766, 206720), (1088, 145540), (1216, 130220), (1280, 123709), (1292, 122560), (1360, 116432), (1520, 104176), (1532, 103360), (1615, 98048), (1915, 82688), (2176, 72770), (2432, 65110), (2584, 61280), (2720, 58216), (3040, 52088), (3064, 51680), (3230, 49024), (3830, 41344), (4352, 36385), (4864, 32555), (5168, 30640), (5440, 29108), (6080, 26044), (6128, 25840), (6460, 24512), (6511, 24320), (7277, 21760), (7660, 20672), (10336, 15320), (10880, 14554), (12160, 13022), (12256, 12920)]