72745890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:153

約数の個数: 192

約数和(自身を含む): 223388928

約数和(自身を除く): 150643038

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 41, 42, 49, 51, 70, 71, 82, 85, 98, 102, 105, 119, 123, 142, 147, 170, 205, 210, 213, 238, 245, 246, 255, 287, 294, 355, 357, 410, 426, 490, 497, 510, 574, 595, 615, 697, 710, 714, 735, 833, 861, 994, 1065, 1190, 1207, 1230, 1394, 1435, 1470, 1491, 1666, 1722, 1785, 2009, 2091, 2130, 2414, 2485, 2499, 2870, 2911, 2982, 3479, 3485, 3570, 3621, 4018, 4165, 4182, 4305, 4879, 4970, 4998, 5822, 6027, 6035, 6958, 6970, 7242, 7455, 8330, 8449, 8610, 8733, 9758, 10045, 10437, 10455, 12054, 12070, 12495, 14555, 14637, 14910, 16898, 17395, 17466, 18105, 20090, 20377, 20874, 20910, 24395, 24990, 25347, 29110, 29274, 30135, 34153, 34790, 36210, 40754, 42245, 43665, 48790, 49487, 50694, 52185, 59143, 60270, 61131, 68306, 73185, 84490, 87330, 98974, 101885, 102459, 104370, 118286, 122262, 126735, 142639, 146370, 148461, 170765, 177429, 203770, 204918, 247435, 253470, 285278, 295715, 296922, 305655, 341530, 346409, 354858, 427917, 494870, 512295, 591430, 611310, 692818, 713195, 742305, 855834, 887145, 1024590, 1039227, 1426390, 1484610, 1732045, 1774290, 2078454, 2139585, 2424863, 3464090, 4279170, 4849726, 5196135, 7274589, 10392270, 12124315, 14549178, 24248630, 36372945, 72745890]

約数ペア:

[(1, 72745890), (2, 36372945), (3, 24248630), (5, 14549178), (6, 12124315), (7, 10392270), (10, 7274589), (14, 5196135), (15, 4849726), (17, 4279170), (21, 3464090), (30, 2424863), (34, 2139585), (35, 2078454), (41, 1774290), (42, 1732045), (49, 1484610), (51, 1426390), (70, 1039227), (71, 1024590), (82, 887145), (85, 855834), (98, 742305), (102, 713195), (105, 692818), (119, 611310), (123, 591430), (142, 512295), (147, 494870), (170, 427917), (205, 354858), (210, 346409), (213, 341530), (238, 305655), (245, 296922), (246, 295715), (255, 285278), (287, 253470), (294, 247435), (355, 204918), (357, 203770), (410, 177429), (426, 170765), (490, 148461), (497, 146370), (510, 142639), (574, 126735), (595, 122262), (615, 118286), (697, 104370), (710, 102459), (714, 101885), (735, 98974), (833, 87330), (861, 84490), (994, 73185), (1065, 68306), (1190, 61131), (1207, 60270), (1230, 59143), (1394, 52185), (1435, 50694), (1470, 49487), (1491, 48790), (1666, 43665), (1722, 42245), (1785, 40754), (2009, 36210), (2091, 34790), (2130, 34153), (2414, 30135), (2485, 29274), (2499, 29110), (2870, 25347), (2911, 24990), (2982, 24395), (3479, 20910), (3485, 20874), (3570, 20377), (3621, 20090), (4018, 18105), (4165, 17466), (4182, 17395), (4305, 16898), (4879, 14910), (4970, 14637), (4998, 14555), (5822, 12495), (6027, 12070), (6035, 12054), (6958, 10455), (6970, 10437), (7242, 10045), (7455, 9758), (8330, 8733), (8449, 8610)]