18940884060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1\times {\mathrm{1489}}^1$

素因数の和:2516

約数の個数: 192

約数和(自身を含む): 62672117760

約数和(自身を除く): 43731233700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 977, 1085, 1302, 1489, 1860, 1954, 2170, 2604, 2931, 2978, 3255, 3908, 4340, 4467, 4885, 5862, 5956, 6510, 6839, 7445, 8934, 9770, 10423, 11724, 13020, 13678, 14655, 14890, 17868, 19540, 20517, 20846, 22335, 27356, 29310, 29780, 30287, 31269, 34195, 41034, 41692, 44670, 46159, 52115, 58620, 60574, 62538, 68390, 82068, 89340, 90861, 92318, 102585, 104230, 121148, 125076, 136780, 138477, 151435, 156345, 181722, 184636, 205170, 208460, 212009, 230795, 276954, 302870, 312690, 323113, 363444, 410340, 424018, 454305, 461590, 553908, 605740, 625380, 636027, 646226, 692385, 848036, 908610, 923180, 969339, 1060045, 1272054, 1292452, 1384770, 1454753, 1615565, 1817220, 1938678, 2120090, 2544108, 2769540, 2909506, 3180135, 3231130, 3877356, 4240180, 4364259, 4846695, 5819012, 6360270, 6462260, 7273765, 8728518, 9693390, 10183271, 12720540, 14547530, 17457036, 19386780, 20366542, 21821295, 29095060, 30549813, 40733084, 43642590, 45097343, 50916355, 61099626, 87285180, 90194686, 101832710, 122199252, 135292029, 152749065, 180389372, 203665420, 225486715, 270584058, 305498130, 315681401, 450973430, 541168116, 610996260, 631362802, 676460145, 901946860, 947044203, 1262725604, 1352920290, 1578407005, 1894088406, 2705840580, 3156814010, 3788176812, 4735221015, 6313628020, 9470442030, 18940884060]

約数ペア:

[(1, 18940884060), (2, 9470442030), (3, 6313628020), (4, 4735221015), (5, 3788176812), (6, 3156814010), (7, 2705840580), (10, 1894088406), (12, 1578407005), (14, 1352920290), (15, 1262725604), (20, 947044203), (21, 901946860), (28, 676460145), (30, 631362802), (31, 610996260), (35, 541168116), (42, 450973430), (60, 315681401), (62, 305498130), (70, 270584058), (84, 225486715), (93, 203665420), (105, 180389372), (124, 152749065), (140, 135292029), (155, 122199252), (186, 101832710), (210, 90194686), (217, 87285180), (310, 61099626), (372, 50916355), (420, 45097343), (434, 43642590), (465, 40733084), (620, 30549813), (651, 29095060), (868, 21821295), (930, 20366542), (977, 19386780), (1085, 17457036), (1302, 14547530), (1489, 12720540), (1860, 10183271), (1954, 9693390), (2170, 8728518), (2604, 7273765), (2931, 6462260), (2978, 6360270), (3255, 5819012), (3908, 4846695), (4340, 4364259), (4467, 4240180), (4885, 3877356), (5862, 3231130), (5956, 3180135), (6510, 2909506), (6839, 2769540), (7445, 2544108), (8934, 2120090), (9770, 1938678), (10423, 1817220), (11724, 1615565), (13020, 1454753), (13678, 1384770), (14655, 1292452), (14890, 1272054), (17868, 1060045), (19540, 969339), (20517, 923180), (20846, 908610), (22335, 848036), (27356, 692385), (29310, 646226), (29780, 636027), (30287, 625380), (31269, 605740), (34195, 553908), (41034, 461590), (41692, 454305), (44670, 424018), (46159, 410340), (52115, 363444), (58620, 323113), (60574, 312690), (62538, 302870), (68390, 276954), (82068, 230795), (89340, 212009), (90861, 208460), (92318, 205170), (102585, 184636), (104230, 181722), (121148, 156345), (125076, 151435), (136780, 138477)]