188297780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 482630400

約数和(自身を除く): 294332620

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 23, 34, 44, 46, 55, 68, 85, 92, 110, 115, 121, 170, 187, 199, 220, 230, 242, 253, 340, 374, 391, 398, 460, 484, 506, 605, 748, 782, 796, 935, 995, 1012, 1210, 1265, 1564, 1870, 1955, 1990, 2057, 2189, 2420, 2530, 2783, 3383, 3740, 3910, 3980, 4114, 4301, 4378, 4577, 5060, 5566, 6766, 7820, 8228, 8602, 8756, 9154, 10285, 10945, 11132, 13532, 13915, 16915, 17204, 18308, 20570, 21505, 21890, 22885, 24079, 27830, 33830, 37213, 41140, 43010, 43780, 45770, 47311, 48158, 50347, 55660, 67660, 74426, 77809, 86020, 91540, 94622, 96316, 100694, 120395, 148852, 155618, 186065, 189244, 201388, 236555, 240790, 251735, 311236, 372130, 389045, 409343, 473110, 481580, 503470, 553817, 744260, 778090, 818686, 855899, 946220, 1006940, 1107634, 1556180, 1637372, 1711798, 2046715, 2215268, 2769085, 3423596, 4093430, 4279495, 5538170, 8186860, 8558990, 9414889, 11076340, 17117980, 18829778, 37659556, 47074445, 94148890, 188297780]

約数ペア:

[(1, 188297780), (2, 94148890), (4, 47074445), (5, 37659556), (10, 18829778), (11, 17117980), (17, 11076340), (20, 9414889), (22, 8558990), (23, 8186860), (34, 5538170), (44, 4279495), (46, 4093430), (55, 3423596), (68, 2769085), (85, 2215268), (92, 2046715), (110, 1711798), (115, 1637372), (121, 1556180), (170, 1107634), (187, 1006940), (199, 946220), (220, 855899), (230, 818686), (242, 778090), (253, 744260), (340, 553817), (374, 503470), (391, 481580), (398, 473110), (460, 409343), (484, 389045), (506, 372130), (605, 311236), (748, 251735), (782, 240790), (796, 236555), (935, 201388), (995, 189244), (1012, 186065), (1210, 155618), (1265, 148852), (1564, 120395), (1870, 100694), (1955, 96316), (1990, 94622), (2057, 91540), (2189, 86020), (2420, 77809), (2530, 74426), (2783, 67660), (3383, 55660), (3740, 50347), (3910, 48158), (3980, 47311), (4114, 45770), (4301, 43780), (4378, 43010), (4577, 41140), (5060, 37213), (5566, 33830), (6766, 27830), (7820, 24079), (8228, 22885), (8602, 21890), (8756, 21505), (9154, 20570), (10285, 18308), (10945, 17204), (11132, 16915), (13532, 13915)]