222056720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:313

約数の個数: 160

約数和(自身を含む): 591390720

約数和(自身を除く): 369334000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 31, 34, 40, 46, 62, 68, 80, 85, 92, 115, 124, 136, 155, 170, 184, 229, 230, 248, 272, 310, 340, 368, 391, 458, 460, 496, 527, 620, 680, 713, 782, 916, 920, 1054, 1145, 1240, 1360, 1426, 1564, 1832, 1840, 1955, 2108, 2290, 2480, 2635, 2852, 3128, 3565, 3664, 3893, 3910, 4216, 4580, 5267, 5270, 5704, 6256, 7099, 7130, 7786, 7820, 8432, 9160, 10534, 10540, 11408, 12121, 14198, 14260, 15572, 15640, 18320, 19465, 21068, 21080, 24242, 26335, 28396, 28520, 31144, 31280, 35495, 38930, 42136, 42160, 48484, 52670, 56792, 57040, 60605, 62288, 70990, 77860, 84272, 89539, 96968, 105340, 113584, 120683, 121210, 141980, 155720, 163277, 179078, 193936, 210680, 241366, 242420, 283960, 311440, 326554, 358156, 421360, 447695, 482732, 484840, 567920, 603415, 653108, 716312, 816385, 895390, 965464, 969680, 1206830, 1306216, 1432624, 1632770, 1790780, 1930928, 2413660, 2612432, 2775709, 3265540, 3581560, 4827320, 5551418, 6531080, 7163120, 9654640, 11102836, 13062160, 13878545, 22205672, 27757090, 44411344, 55514180, 111028360, 222056720]

約数ペア:

[(1, 222056720), (2, 111028360), (4, 55514180), (5, 44411344), (8, 27757090), (10, 22205672), (16, 13878545), (17, 13062160), (20, 11102836), (23, 9654640), (31, 7163120), (34, 6531080), (40, 5551418), (46, 4827320), (62, 3581560), (68, 3265540), (80, 2775709), (85, 2612432), (92, 2413660), (115, 1930928), (124, 1790780), (136, 1632770), (155, 1432624), (170, 1306216), (184, 1206830), (229, 969680), (230, 965464), (248, 895390), (272, 816385), (310, 716312), (340, 653108), (368, 603415), (391, 567920), (458, 484840), (460, 482732), (496, 447695), (527, 421360), (620, 358156), (680, 326554), (713, 311440), (782, 283960), (916, 242420), (920, 241366), (1054, 210680), (1145, 193936), (1240, 179078), (1360, 163277), (1426, 155720), (1564, 141980), (1832, 121210), (1840, 120683), (1955, 113584), (2108, 105340), (2290, 96968), (2480, 89539), (2635, 84272), (2852, 77860), (3128, 70990), (3565, 62288), (3664, 60605), (3893, 57040), (3910, 56792), (4216, 52670), (4580, 48484), (5267, 42160), (5270, 42136), (5704, 38930), (6256, 35495), (7099, 31280), (7130, 31144), (7786, 28520), (7820, 28396), (8432, 26335), (9160, 24242), (10534, 21080), (10540, 21068), (11408, 19465), (12121, 18320), (14198, 15640), (14260, 15572)]