20120690835

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1597}}^1$

素因数の和:1722

約数の個数: 192

約数和(自身を含む): 43651325952

約数和(自身を除く): 23530635117

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 37, 45, 47, 63, 69, 105, 111, 115, 141, 161, 185, 207, 235, 259, 315, 329, 333, 345, 423, 483, 555, 705, 777, 805, 851, 987, 1035, 1081, 1295, 1449, 1597, 1645, 1665, 1739, 2115, 2331, 2415, 2553, 2961, 3243, 3885, 4255, 4791, 4935, 5217, 5405, 5957, 7245, 7567, 7659, 7985, 8695, 9729, 11179, 11655, 12173, 12765, 14373, 14805, 15651, 16215, 17871, 22701, 23955, 26085, 29785, 33537, 36519, 36731, 37835, 38295, 39997, 48645, 53613, 55895, 59089, 60865, 68103, 71865, 75059, 78255, 89355, 100611, 109557, 110193, 113505, 119991, 167685, 177267, 182595, 183655, 199985, 225177, 257117, 268065, 279979, 295445, 330579, 340515, 359973, 375295, 413623, 503055, 525413, 531801, 547785, 550965, 599955, 675531, 771351, 839937, 886335, 1125885, 1240869, 1285585, 1359047, 1399895, 1576239, 1652895, 1726357, 1799865, 2068115, 2314053, 2519811, 2627065, 2659005, 2777183, 3377655, 3722607, 3856755, 4077141, 4199685, 4728717, 5179071, 6204345, 6795235, 7881195, 8331549, 8631785, 9513329, 11570265, 12084499, 12231423, 12599055, 13885915, 15537213, 18613035, 19440281, 20385705, 23643585, 24994647, 25895355, 28539987, 36253497, 41657745, 47566645, 58320843, 60422495, 61157115, 63875209, 77686065, 85619961, 97201405, 108760491, 124973235, 142699935, 174962529, 181267485, 191625627, 291604215, 319376045, 428099805, 447126463, 543802455, 574876881, 874812645, 958128135, 1341379389, 2235632315, 2874384405, 4024138167, 6706896945, 20120690835]

約数ペア:

[(1, 20120690835), (3, 6706896945), (5, 4024138167), (7, 2874384405), (9, 2235632315), (15, 1341379389), (21, 958128135), (23, 874812645), (35, 574876881), (37, 543802455), (45, 447126463), (47, 428099805), (63, 319376045), (69, 291604215), (105, 191625627), (111, 181267485), (115, 174962529), (141, 142699935), (161, 124973235), (185, 108760491), (207, 97201405), (235, 85619961), (259, 77686065), (315, 63875209), (329, 61157115), (333, 60422495), (345, 58320843), (423, 47566645), (483, 41657745), (555, 36253497), (705, 28539987), (777, 25895355), (805, 24994647), (851, 23643585), (987, 20385705), (1035, 19440281), (1081, 18613035), (1295, 15537213), (1449, 13885915), (1597, 12599055), (1645, 12231423), (1665, 12084499), (1739, 11570265), (2115, 9513329), (2331, 8631785), (2415, 8331549), (2553, 7881195), (2961, 6795235), (3243, 6204345), (3885, 5179071), (4255, 4728717), (4791, 4199685), (4935, 4077141), (5217, 3856755), (5405, 3722607), (5957, 3377655), (7245, 2777183), (7567, 2659005), (7659, 2627065), (7985, 2519811), (8695, 2314053), (9729, 2068115), (11179, 1799865), (11655, 1726357), (12173, 1652895), (12765, 1576239), (14373, 1399895), (14805, 1359047), (15651, 1285585), (16215, 1240869), (17871, 1125885), (22701, 886335), (23955, 839937), (26085, 771351), (29785, 675531), (33537, 599955), (36519, 550965), (36731, 547785), (37835, 531801), (38295, 525413), (39997, 503055), (48645, 413623), (53613, 375295), (55895, 359973), (59089, 340515), (60865, 330579), (68103, 295445), (71865, 279979), (75059, 268065), (78255, 257117), (89355, 225177), (100611, 199985), (109557, 183655), (110193, 182595), (113505, 177267), (119991, 167685)]