18349440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:544

約数の個数: 128

約数和(自身を含む): 61689600

約数和(自身を除く): 43340160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 384, 456, 480, 503, 570, 608, 640, 760, 912, 960, 1006, 1140, 1216, 1509, 1520, 1824, 1920, 2012, 2280, 2432, 2515, 3018, 3040, 3648, 4024, 4560, 5030, 6036, 6080, 7296, 7545, 8048, 9120, 9557, 10060, 12072, 12160, 15090, 16096, 18240, 19114, 20120, 24144, 28671, 30180, 32192, 36480, 38228, 40240, 47785, 48288, 57342, 60360, 64384, 76456, 80480, 95570, 96576, 114684, 120720, 143355, 152912, 160960, 191140, 193152, 229368, 241440, 286710, 305824, 321920, 382280, 458736, 482880, 573420, 611648, 764560, 917472, 965760, 1146840, 1223296, 1529120, 1834944, 2293680, 3058240, 3669888, 4587360, 6116480, 9174720, 18349440]

約数ペア:

[(1, 18349440), (2, 9174720), (3, 6116480), (4, 4587360), (5, 3669888), (6, 3058240), (8, 2293680), (10, 1834944), (12, 1529120), (15, 1223296), (16, 1146840), (19, 965760), (20, 917472), (24, 764560), (30, 611648), (32, 573420), (38, 482880), (40, 458736), (48, 382280), (57, 321920), (60, 305824), (64, 286710), (76, 241440), (80, 229368), (95, 193152), (96, 191140), (114, 160960), (120, 152912), (128, 143355), (152, 120720), (160, 114684), (190, 96576), (192, 95570), (228, 80480), (240, 76456), (285, 64384), (304, 60360), (320, 57342), (380, 48288), (384, 47785), (456, 40240), (480, 38228), (503, 36480), (570, 32192), (608, 30180), (640, 28671), (760, 24144), (912, 20120), (960, 19114), (1006, 18240), (1140, 16096), (1216, 15090), (1509, 12160), (1520, 12072), (1824, 10060), (1920, 9557), (2012, 9120), (2280, 8048), (2432, 7545), (2515, 7296), (3018, 6080), (3040, 6036), (3648, 5030), (4024, 4560)]