748014740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:294

約数の個数: 144

約数和(自身を含む): 1833995520

約数和(自身を除く): 1085980780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 89, 92, 110, 115, 121, 151, 178, 220, 230, 242, 253, 302, 356, 445, 460, 484, 506, 604, 605, 755, 890, 979, 1012, 1210, 1265, 1510, 1661, 1780, 1958, 2047, 2420, 2530, 2783, 3020, 3322, 3473, 3916, 4094, 4895, 5060, 5566, 6644, 6946, 8188, 8305, 9790, 10235, 10769, 11132, 13439, 13892, 13915, 16610, 17365, 18271, 19580, 20470, 21538, 22517, 26878, 27830, 33220, 34730, 36542, 38203, 40940, 43076, 45034, 53756, 53845, 55660, 67195, 69460, 73084, 76406, 90068, 91355, 107690, 112585, 134390, 147829, 152812, 182710, 191015, 215380, 225170, 247687, 268780, 295658, 309097, 365420, 382030, 420233, 450340, 495374, 591316, 618194, 739145, 764060, 840466, 990748, 1236388, 1238435, 1478290, 1545485, 1626119, 1680932, 2101165, 2476870, 2956580, 3090970, 3252238, 3400067, 4202330, 4953740, 6181940, 6504476, 6800134, 8130595, 8404660, 13600268, 16261190, 17000335, 32522380, 34000670, 37400737, 68001340, 74801474, 149602948, 187003685, 374007370, 748014740]

約数ペア:

[(1, 748014740), (2, 374007370), (4, 187003685), (5, 149602948), (10, 74801474), (11, 68001340), (20, 37400737), (22, 34000670), (23, 32522380), (44, 17000335), (46, 16261190), (55, 13600268), (89, 8404660), (92, 8130595), (110, 6800134), (115, 6504476), (121, 6181940), (151, 4953740), (178, 4202330), (220, 3400067), (230, 3252238), (242, 3090970), (253, 2956580), (302, 2476870), (356, 2101165), (445, 1680932), (460, 1626119), (484, 1545485), (506, 1478290), (604, 1238435), (605, 1236388), (755, 990748), (890, 840466), (979, 764060), (1012, 739145), (1210, 618194), (1265, 591316), (1510, 495374), (1661, 450340), (1780, 420233), (1958, 382030), (2047, 365420), (2420, 309097), (2530, 295658), (2783, 268780), (3020, 247687), (3322, 225170), (3473, 215380), (3916, 191015), (4094, 182710), (4895, 152812), (5060, 147829), (5566, 134390), (6644, 112585), (6946, 107690), (8188, 91355), (8305, 90068), (9790, 76406), (10235, 73084), (10769, 69460), (11132, 67195), (13439, 55660), (13892, 53845), (13915, 53756), (16610, 45034), (17365, 43076), (18271, 40940), (19580, 38203), (20470, 36542), (21538, 34730), (22517, 33220), (26878, 27830)]