154942340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1879}}^1$

素因数の和:1945

約数の個数: 96

約数和(自身を含む): 404275200

約数和(自身を除く): 249332860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 31, 35, 38, 62, 70, 76, 95, 124, 133, 140, 155, 190, 217, 266, 310, 380, 434, 532, 589, 620, 665, 868, 1085, 1178, 1330, 1879, 2170, 2356, 2660, 2945, 3758, 4123, 4340, 5890, 7516, 8246, 9395, 11780, 13153, 16492, 18790, 20615, 26306, 35701, 37580, 41230, 52612, 58249, 65765, 71402, 82460, 116498, 131530, 142804, 178505, 232996, 249907, 263060, 291245, 357010, 407743, 499814, 582490, 714020, 815486, 999628, 1106731, 1164980, 1249535, 1630972, 2038715, 2213462, 2499070, 4077430, 4426924, 4998140, 5533655, 7747117, 8154860, 11067310, 15494234, 22134620, 30988468, 38735585, 77471170, 154942340]

約数ペア:

[(1, 154942340), (2, 77471170), (4, 38735585), (5, 30988468), (7, 22134620), (10, 15494234), (14, 11067310), (19, 8154860), (20, 7747117), (28, 5533655), (31, 4998140), (35, 4426924), (38, 4077430), (62, 2499070), (70, 2213462), (76, 2038715), (95, 1630972), (124, 1249535), (133, 1164980), (140, 1106731), (155, 999628), (190, 815486), (217, 714020), (266, 582490), (310, 499814), (380, 407743), (434, 357010), (532, 291245), (589, 263060), (620, 249907), (665, 232996), (868, 178505), (1085, 142804), (1178, 131530), (1330, 116498), (1879, 82460), (2170, 71402), (2356, 65765), (2660, 58249), (2945, 52612), (3758, 41230), (4123, 37580), (4340, 35701), (5890, 26306), (7516, 20615), (8246, 18790), (9395, 16492), (11780, 13153)]