18141960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 58608000

約数和(自身を除く): 40466040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 73, 76, 95, 109, 114, 120, 146, 152, 190, 218, 219, 228, 285, 292, 327, 365, 380, 436, 438, 456, 545, 570, 584, 654, 730, 760, 872, 876, 1090, 1095, 1140, 1308, 1387, 1460, 1635, 1752, 2071, 2180, 2190, 2280, 2616, 2774, 2920, 3270, 4142, 4161, 4360, 4380, 5548, 6213, 6540, 6935, 7957, 8284, 8322, 8760, 10355, 11096, 12426, 13080, 13870, 15914, 16568, 16644, 20710, 20805, 23871, 24852, 27740, 31065, 31828, 33288, 39785, 41420, 41610, 47742, 49704, 55480, 62130, 63656, 79570, 82840, 83220, 95484, 119355, 124260, 151183, 159140, 166440, 190968, 238710, 248520, 302366, 318280, 453549, 477420, 604732, 755915, 907098, 954840, 1209464, 1511830, 1814196, 2267745, 3023660, 3628392, 4535490, 6047320, 9070980, 18141960]

約数ペア:

[(1, 18141960), (2, 9070980), (3, 6047320), (4, 4535490), (5, 3628392), (6, 3023660), (8, 2267745), (10, 1814196), (12, 1511830), (15, 1209464), (19, 954840), (20, 907098), (24, 755915), (30, 604732), (38, 477420), (40, 453549), (57, 318280), (60, 302366), (73, 248520), (76, 238710), (95, 190968), (109, 166440), (114, 159140), (120, 151183), (146, 124260), (152, 119355), (190, 95484), (218, 83220), (219, 82840), (228, 79570), (285, 63656), (292, 62130), (327, 55480), (365, 49704), (380, 47742), (436, 41610), (438, 41420), (456, 39785), (545, 33288), (570, 31828), (584, 31065), (654, 27740), (730, 24852), (760, 23871), (872, 20805), (876, 20710), (1090, 16644), (1095, 16568), (1140, 15914), (1308, 13870), (1387, 13080), (1460, 12426), (1635, 11096), (1752, 10355), (2071, 8760), (2180, 8322), (2190, 8284), (2280, 7957), (2616, 6935), (2774, 6540), (2920, 6213), (3270, 5548), (4142, 4380), (4161, 4360)]