19907197560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{26701}}^1$

素因数の和:26846

約数の個数: 192

約数和(自身を含む): 68730948000

約数和(自身を除く): 48823750440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 109, 114, 120, 152, 171, 180, 190, 218, 228, 285, 327, 342, 360, 380, 436, 456, 545, 570, 654, 684, 760, 855, 872, 981, 1090, 1140, 1308, 1368, 1635, 1710, 1962, 2071, 2180, 2280, 2616, 3270, 3420, 3924, 4142, 4360, 4905, 6213, 6540, 6840, 7848, 8284, 9810, 10355, 12426, 13080, 16568, 18639, 19620, 20710, 24852, 26701, 31065, 37278, 39240, 41420, 49704, 53402, 62130, 74556, 80103, 82840, 93195, 106804, 124260, 133505, 149112, 160206, 186390, 213608, 240309, 248520, 267010, 320412, 372780, 400515, 480618, 507319, 534020, 640824, 745560, 801030, 961236, 1014638, 1068040, 1201545, 1521957, 1602060, 1922472, 2029276, 2403090, 2536595, 2910409, 3043914, 3204120, 4058552, 4565871, 4806180, 5073190, 5820818, 6087828, 7609785, 8731227, 9131742, 9612360, 10146380, 11641636, 12175656, 14552045, 15219570, 17462454, 18263484, 20292760, 22829355, 23283272, 26193681, 29104090, 30439140, 34924908, 36526968, 43656135, 45658710, 52387362, 55297771, 58208180, 60878280, 69849816, 87312270, 91317420, 104774724, 110595542, 116416360, 130968405, 165893313, 174624540, 182634840, 209549448, 221191084, 261936810, 276488855, 331786626, 349249080, 442382168, 497679939, 523873620, 552977710, 663573252, 829466565, 995359878, 1047747240, 1105955420, 1327146504, 1658933130, 1990719756, 2211910840, 2488399695, 3317866260, 3981439512, 4976799390, 6635732520, 9953598780, 19907197560]

約数ペア:

[(1, 19907197560), (2, 9953598780), (3, 6635732520), (4, 4976799390), (5, 3981439512), (6, 3317866260), (8, 2488399695), (9, 2211910840), (10, 1990719756), (12, 1658933130), (15, 1327146504), (18, 1105955420), (19, 1047747240), (20, 995359878), (24, 829466565), (30, 663573252), (36, 552977710), (38, 523873620), (40, 497679939), (45, 442382168), (57, 349249080), (60, 331786626), (72, 276488855), (76, 261936810), (90, 221191084), (95, 209549448), (109, 182634840), (114, 174624540), (120, 165893313), (152, 130968405), (171, 116416360), (180, 110595542), (190, 104774724), (218, 91317420), (228, 87312270), (285, 69849816), (327, 60878280), (342, 58208180), (360, 55297771), (380, 52387362), (436, 45658710), (456, 43656135), (545, 36526968), (570, 34924908), (654, 30439140), (684, 29104090), (760, 26193681), (855, 23283272), (872, 22829355), (981, 20292760), (1090, 18263484), (1140, 17462454), (1308, 15219570), (1368, 14552045), (1635, 12175656), (1710, 11641636), (1962, 10146380), (2071, 9612360), (2180, 9131742), (2280, 8731227), (2616, 7609785), (3270, 6087828), (3420, 5820818), (3924, 5073190), (4142, 4806180), (4360, 4565871), (4905, 4058552), (6213, 3204120), (6540, 3043914), (6840, 2910409), (7848, 2536595), (8284, 2403090), (9810, 2029276), (10355, 1922472), (12426, 1602060), (13080, 1521957), (16568, 1201545), (18639, 1068040), (19620, 1014638), (20710, 961236), (24852, 801030), (26701, 745560), (31065, 640824), (37278, 534020), (39240, 507319), (41420, 480618), (49704, 400515), (53402, 372780), (62130, 320412), (74556, 267010), (80103, 248520), (82840, 240309), (93195, 213608), (106804, 186390), (124260, 160206), (133505, 149112)]