20650138992

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{55219}}^1$

素因数の和:55300

約数の個数: 180

約数和(自身を含む): 68496765480

約数和(自身を除く): 47846626488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 53, 56, 63, 72, 84, 98, 106, 112, 126, 144, 147, 159, 168, 196, 212, 252, 294, 318, 336, 371, 392, 424, 441, 477, 504, 588, 636, 742, 784, 848, 882, 954, 1008, 1113, 1176, 1272, 1484, 1764, 1908, 2226, 2352, 2544, 2597, 2968, 3339, 3528, 3816, 4452, 5194, 5936, 6678, 7056, 7632, 7791, 8904, 10388, 13356, 15582, 17808, 20776, 23373, 26712, 31164, 41552, 46746, 53424, 55219, 62328, 93492, 110438, 124656, 165657, 186984, 220876, 331314, 373968, 386533, 441752, 496971, 662628, 773066, 883504, 993942, 1159599, 1325256, 1546132, 1987884, 2319198, 2650512, 2705731, 2926607, 3092264, 3478797, 3975768, 4638396, 5411462, 5853214, 6184528, 6957594, 7951536, 8117193, 8779821, 9276792, 10822924, 11706428, 13915188, 16234386, 17559642, 18553584, 20486249, 21645848, 23412856, 24351579, 26339463, 27830376, 32468772, 35119284, 40972498, 43291696, 46825712, 48703158, 52678926, 55660752, 61458747, 64937544, 70238568, 81944996, 97406316, 105357852, 122917494, 129875088, 140477136, 143403743, 163889992, 184376241, 194812632, 210715704, 245834988, 286807486, 327779984, 368752482, 389625264, 421431408, 430211229, 491669976, 573614972, 737504964, 860422458, 983339952, 1147229944, 1290633687, 1475009928, 1720844916, 2294459888, 2581267374, 2950019856, 3441689832, 5162534748, 6883379664, 10325069496, 20650138992]

約数ペア:

[(1, 20650138992), (2, 10325069496), (3, 6883379664), (4, 5162534748), (6, 3441689832), (7, 2950019856), (8, 2581267374), (9, 2294459888), (12, 1720844916), (14, 1475009928), (16, 1290633687), (18, 1147229944), (21, 983339952), (24, 860422458), (28, 737504964), (36, 573614972), (42, 491669976), (48, 430211229), (49, 421431408), (53, 389625264), (56, 368752482), (63, 327779984), (72, 286807486), (84, 245834988), (98, 210715704), (106, 194812632), (112, 184376241), (126, 163889992), (144, 143403743), (147, 140477136), (159, 129875088), (168, 122917494), (196, 105357852), (212, 97406316), (252, 81944996), (294, 70238568), (318, 64937544), (336, 61458747), (371, 55660752), (392, 52678926), (424, 48703158), (441, 46825712), (477, 43291696), (504, 40972498), (588, 35119284), (636, 32468772), (742, 27830376), (784, 26339463), (848, 24351579), (882, 23412856), (954, 21645848), (1008, 20486249), (1113, 18553584), (1176, 17559642), (1272, 16234386), (1484, 13915188), (1764, 11706428), (1908, 10822924), (2226, 9276792), (2352, 8779821), (2544, 8117193), (2597, 7951536), (2968, 6957594), (3339, 6184528), (3528, 5853214), (3816, 5411462), (4452, 4638396), (5194, 3975768), (5936, 3478797), (6678, 3092264), (7056, 2926607), (7632, 2705731), (7791, 2650512), (8904, 2319198), (10388, 1987884), (13356, 1546132), (15582, 1325256), (17808, 1159599), (20776, 993942), (23373, 883504), (26712, 773066), (31164, 662628), (41552, 496971), (46746, 441752), (53424, 386533), (55219, 373968), (62328, 331314), (93492, 220876), (110438, 186984), (124656, 165657)]