12891120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:303

約数の個数: 160

約数和(自身を含む): 46068480

約数和(自身を除く): 33177360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 33, 38, 40, 44, 48, 55, 57, 60, 66, 76, 80, 88, 95, 110, 114, 120, 132, 152, 165, 176, 190, 209, 220, 228, 240, 257, 264, 285, 304, 330, 380, 418, 440, 456, 514, 528, 570, 627, 660, 760, 771, 836, 880, 912, 1028, 1045, 1140, 1254, 1285, 1320, 1520, 1542, 1672, 2056, 2090, 2280, 2508, 2570, 2640, 2827, 3084, 3135, 3344, 3855, 4112, 4180, 4560, 4883, 5016, 5140, 5654, 6168, 6270, 7710, 8360, 8481, 9766, 10032, 10280, 11308, 12336, 12540, 14135, 14649, 15420, 16720, 16962, 19532, 20560, 22616, 24415, 25080, 28270, 29298, 30840, 33924, 39064, 42405, 45232, 48830, 50160, 53713, 56540, 58596, 61680, 67848, 73245, 78128, 84810, 97660, 107426, 113080, 117192, 135696, 146490, 161139, 169620, 195320, 214852, 226160, 234384, 268565, 292980, 322278, 339240, 390640, 429704, 537130, 585960, 644556, 678480, 805695, 859408, 1074260, 1171920, 1289112, 1611390, 2148520, 2578224, 3222780, 4297040, 6445560, 12891120]

約数ペア:

[(1, 12891120), (2, 6445560), (3, 4297040), (4, 3222780), (5, 2578224), (6, 2148520), (8, 1611390), (10, 1289112), (11, 1171920), (12, 1074260), (15, 859408), (16, 805695), (19, 678480), (20, 644556), (22, 585960), (24, 537130), (30, 429704), (33, 390640), (38, 339240), (40, 322278), (44, 292980), (48, 268565), (55, 234384), (57, 226160), (60, 214852), (66, 195320), (76, 169620), (80, 161139), (88, 146490), (95, 135696), (110, 117192), (114, 113080), (120, 107426), (132, 97660), (152, 84810), (165, 78128), (176, 73245), (190, 67848), (209, 61680), (220, 58596), (228, 56540), (240, 53713), (257, 50160), (264, 48830), (285, 45232), (304, 42405), (330, 39064), (380, 33924), (418, 30840), (440, 29298), (456, 28270), (514, 25080), (528, 24415), (570, 22616), (627, 20560), (660, 19532), (760, 16962), (771, 16720), (836, 15420), (880, 14649), (912, 14135), (1028, 12540), (1045, 12336), (1140, 11308), (1254, 10280), (1285, 10032), (1320, 9766), (1520, 8481), (1542, 8360), (1672, 7710), (2056, 6270), (2090, 6168), (2280, 5654), (2508, 5140), (2570, 5016), (2640, 4883), (2827, 4560), (3084, 4180), (3135, 4112), (3344, 3855)]