221994480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1$

素因数の和:671

約数の個数: 160

約数和(自身を含む): 733881600

約数和(自身を除く): 511887120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 89, 95, 114, 120, 152, 178, 190, 228, 240, 267, 285, 304, 356, 380, 445, 456, 534, 547, 570, 712, 760, 890, 912, 1068, 1094, 1140, 1335, 1424, 1520, 1641, 1691, 1780, 2136, 2188, 2280, 2670, 2735, 3282, 3382, 3560, 4272, 4376, 4560, 5073, 5340, 5470, 6564, 6764, 7120, 8205, 8455, 8752, 10146, 10393, 10680, 10940, 13128, 13528, 16410, 16910, 20292, 20786, 21360, 21880, 25365, 26256, 27056, 31179, 32820, 33820, 40584, 41572, 43760, 48683, 50730, 51965, 62358, 65640, 67640, 81168, 83144, 97366, 101460, 103930, 124716, 131280, 135280, 146049, 155895, 166288, 194732, 202920, 207860, 243415, 249432, 292098, 311790, 389464, 405840, 415720, 486830, 498864, 584196, 623580, 730245, 778928, 831440, 924977, 973660, 1168392, 1247160, 1460490, 1849954, 1947320, 2336784, 2494320, 2774931, 2920980, 3699908, 3894640, 4624885, 5549862, 5841960, 7399816, 9249770, 11099724, 11683920, 13874655, 14799632, 18499540, 22199448, 27749310, 36999080, 44398896, 55498620, 73998160, 110997240, 221994480]

約数ペア:

[(1, 221994480), (2, 110997240), (3, 73998160), (4, 55498620), (5, 44398896), (6, 36999080), (8, 27749310), (10, 22199448), (12, 18499540), (15, 14799632), (16, 13874655), (19, 11683920), (20, 11099724), (24, 9249770), (30, 7399816), (38, 5841960), (40, 5549862), (48, 4624885), (57, 3894640), (60, 3699908), (76, 2920980), (80, 2774931), (89, 2494320), (95, 2336784), (114, 1947320), (120, 1849954), (152, 1460490), (178, 1247160), (190, 1168392), (228, 973660), (240, 924977), (267, 831440), (285, 778928), (304, 730245), (356, 623580), (380, 584196), (445, 498864), (456, 486830), (534, 415720), (547, 405840), (570, 389464), (712, 311790), (760, 292098), (890, 249432), (912, 243415), (1068, 207860), (1094, 202920), (1140, 194732), (1335, 166288), (1424, 155895), (1520, 146049), (1641, 135280), (1691, 131280), (1780, 124716), (2136, 103930), (2188, 101460), (2280, 97366), (2670, 83144), (2735, 81168), (3282, 67640), (3382, 65640), (3560, 62358), (4272, 51965), (4376, 50730), (4560, 48683), (5073, 43760), (5340, 41572), (5470, 40584), (6564, 33820), (6764, 32820), (7120, 31179), (8205, 27056), (8455, 26256), (8752, 25365), (10146, 21880), (10393, 21360), (10680, 20786), (10940, 20292), (13128, 16910), (13528, 16410)]