74456820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:140

約数の個数: 240

約数和(自身を含む): 256132800

約数和(自身を除く): 181675980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 41, 45, 54, 57, 59, 60, 76, 81, 82, 90, 95, 108, 114, 118, 123, 135, 162, 164, 171, 177, 180, 190, 205, 228, 236, 246, 270, 285, 295, 324, 342, 354, 369, 380, 405, 410, 492, 513, 531, 540, 570, 590, 615, 684, 708, 738, 779, 810, 820, 855, 885, 1026, 1062, 1107, 1121, 1140, 1180, 1230, 1476, 1539, 1558, 1593, 1620, 1710, 1770, 1845, 2052, 2124, 2214, 2242, 2337, 2419, 2460, 2565, 2655, 3078, 3116, 3186, 3321, 3363, 3420, 3540, 3690, 3895, 4428, 4484, 4674, 4779, 4838, 5130, 5310, 5535, 5605, 6156, 6372, 6642, 6726, 7011, 7257, 7380, 7695, 7790, 7965, 9348, 9558, 9676, 10089, 10260, 10620, 11070, 11210, 11685, 12095, 13284, 13452, 14022, 14514, 15390, 15580, 15930, 16605, 16815, 19116, 20178, 21033, 21771, 22140, 22420, 23370, 23895, 24190, 28044, 29028, 30267, 30780, 31860, 33210, 33630, 35055, 36285, 40356, 42066, 43542, 45961, 46740, 47790, 48380, 50445, 60534, 63099, 65313, 66420, 67260, 70110, 72570, 84132, 87084, 90801, 91922, 95580, 100890, 105165, 108855, 121068, 126198, 130626, 137883, 140220, 145140, 151335, 181602, 183844, 195939, 201780, 210330, 217710, 229805, 252396, 261252, 275766, 302670, 315495, 326565, 363204, 391878, 413649, 420660, 435420, 454005, 459610, 551532, 605340, 630990, 653130, 689415, 783756, 827298, 908010, 919220, 979695, 1240947, 1261980, 1306260, 1378830, 1654596, 1816020, 1959390, 2068245, 2481894, 2757660, 3722841, 3918780, 4136490, 4963788, 6204735, 7445682, 8272980, 12409470, 14891364, 18614205, 24818940, 37228410, 74456820]

約数ペア:

[(1, 74456820), (2, 37228410), (3, 24818940), (4, 18614205), (5, 14891364), (6, 12409470), (9, 8272980), (10, 7445682), (12, 6204735), (15, 4963788), (18, 4136490), (19, 3918780), (20, 3722841), (27, 2757660), (30, 2481894), (36, 2068245), (38, 1959390), (41, 1816020), (45, 1654596), (54, 1378830), (57, 1306260), (59, 1261980), (60, 1240947), (76, 979695), (81, 919220), (82, 908010), (90, 827298), (95, 783756), (108, 689415), (114, 653130), (118, 630990), (123, 605340), (135, 551532), (162, 459610), (164, 454005), (171, 435420), (177, 420660), (180, 413649), (190, 391878), (205, 363204), (228, 326565), (236, 315495), (246, 302670), (270, 275766), (285, 261252), (295, 252396), (324, 229805), (342, 217710), (354, 210330), (369, 201780), (380, 195939), (405, 183844), (410, 181602), (492, 151335), (513, 145140), (531, 140220), (540, 137883), (570, 130626), (590, 126198), (615, 121068), (684, 108855), (708, 105165), (738, 100890), (779, 95580), (810, 91922), (820, 90801), (855, 87084), (885, 84132), (1026, 72570), (1062, 70110), (1107, 67260), (1121, 66420), (1140, 65313), (1180, 63099), (1230, 60534), (1476, 50445), (1539, 48380), (1558, 47790), (1593, 46740), (1620, 45961), (1710, 43542), (1770, 42066), (1845, 40356), (2052, 36285), (2124, 35055), (2214, 33630), (2242, 33210), (2337, 31860), (2419, 30780), (2460, 30267), (2565, 29028), (2655, 28044), (3078, 24190), (3116, 23895), (3186, 23370), (3321, 22420), (3363, 22140), (3420, 21771), (3540, 21033), (3690, 20178), (3895, 19116), (4428, 16815), (4484, 16605), (4674, 15930), (4779, 15580), (4838, 15390), (5130, 14514), (5310, 14022), (5535, 13452), (5605, 13284), (6156, 12095), (6372, 11685), (6642, 11210), (6726, 11070), (7011, 10620), (7257, 10260), (7380, 10089), (7695, 9676), (7790, 9558), (7965, 9348)]