16721040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:329

約数の個数: 160

約数和(自身を含む): 61067520

約数和(自身を除く): 44346480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 37, 40, 42, 48, 56, 60, 70, 74, 80, 84, 105, 111, 112, 120, 140, 148, 168, 185, 210, 222, 240, 259, 269, 280, 296, 336, 370, 420, 444, 518, 538, 555, 560, 592, 740, 777, 807, 840, 888, 1036, 1076, 1110, 1295, 1345, 1480, 1554, 1614, 1680, 1776, 1883, 2072, 2152, 2220, 2590, 2690, 2960, 3108, 3228, 3766, 3885, 4035, 4144, 4304, 4440, 5180, 5380, 5649, 6216, 6456, 7532, 7770, 8070, 8880, 9415, 9953, 10360, 10760, 11298, 12432, 12912, 15064, 15540, 16140, 18830, 19906, 20720, 21520, 22596, 28245, 29859, 30128, 31080, 32280, 37660, 39812, 45192, 49765, 56490, 59718, 62160, 64560, 69671, 75320, 79624, 90384, 99530, 112980, 119436, 139342, 149295, 150640, 159248, 199060, 209013, 225960, 238872, 278684, 298590, 348355, 398120, 418026, 451920, 477744, 557368, 597180, 696710, 796240, 836052, 1045065, 1114736, 1194360, 1393420, 1672104, 2090130, 2388720, 2786840, 3344208, 4180260, 5573680, 8360520, 16721040]

約数ペア:

[(1, 16721040), (2, 8360520), (3, 5573680), (4, 4180260), (5, 3344208), (6, 2786840), (7, 2388720), (8, 2090130), (10, 1672104), (12, 1393420), (14, 1194360), (15, 1114736), (16, 1045065), (20, 836052), (21, 796240), (24, 696710), (28, 597180), (30, 557368), (35, 477744), (37, 451920), (40, 418026), (42, 398120), (48, 348355), (56, 298590), (60, 278684), (70, 238872), (74, 225960), (80, 209013), (84, 199060), (105, 159248), (111, 150640), (112, 149295), (120, 139342), (140, 119436), (148, 112980), (168, 99530), (185, 90384), (210, 79624), (222, 75320), (240, 69671), (259, 64560), (269, 62160), (280, 59718), (296, 56490), (336, 49765), (370, 45192), (420, 39812), (444, 37660), (518, 32280), (538, 31080), (555, 30128), (560, 29859), (592, 28245), (740, 22596), (777, 21520), (807, 20720), (840, 19906), (888, 18830), (1036, 16140), (1076, 15540), (1110, 15064), (1295, 12912), (1345, 12432), (1480, 11298), (1554, 10760), (1614, 10360), (1680, 9953), (1776, 9415), (1883, 8880), (2072, 8070), (2152, 7770), (2220, 7532), (2590, 6456), (2690, 6216), (2960, 5649), (3108, 5380), (3228, 5180), (3766, 4440), (3885, 4304), (4035, 4144)]