About the Number

128120850

128120849 ← → 128120851

2進数表記:111101000101111100000010010

漢数字表記:一億二千八百十二万八百五十

素因数分解:

2 1 × 3 2 × 5 2 × 11 2 × 13 1 × 181 1

素因数の和:234
約数の個数: 216
約数和(自身を含む): 409710756
約数和(自身を除く): 281589906

約数列:
[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 25, 26, 30, 33, 39, 45, 50, 55, 65, 66, 75, 78, 90, 99, 110, 117, 121, 130, 143, 150, 165, 181, 195, 198, 225, 234, 242, 275, 286, 325, 330, 362, 363, 390, 429, 450, 495, 543, 550, 585, 605, 650, 715, 726, 825, 858, 905, 975, 990, 1086, 1089, 1170, 1210, 1287, 1430, 1573, 1629, 1650, 1810, 1815, 1950, 1991, 2145, 2178, 2353, 2475, 2574, 2715, 2925, 3025, 3146, 3258, 3575, 3630, 3982, 4290, 4525, 4706, 4719, 4950, 5430, 5445, 5850, 5973, 6050, 6435, 7059, 7150, 7865, 8145, 9050, 9075, 9438, 9955, 10725, 10890, 11765, 11946, 12870, 13575, 14118, 14157, 15730, 16290, 17919, 18150, 19910, 21177, 21450, 21901, 23530, 23595, 25883, 27150, 27225, 28314, 29865, 32175, 35295, 35838, 39325, 40725, 42354, 43802, 47190, 49775, 51766, 54450, 58825, 59730, 64350, 65703, 70590, 70785, 77649, 78650, 81450, 89595, 99550, 105885, 109505, 117650, 117975, 129415, 131406, 141570, 149325, 155298, 176475, 179190, 197109, 211770, 219010, 232947, 235950, 258830, 284713, 298650, 328515, 352950, 353925, 388245, 394218, 447975, 465894, 529425, 547525, 569426, 647075, 657030, 707850, 776490, 854139, 895950, 985545, 1058850, 1095050, 1164735, 1294150, 1423565, 1642575, 1708278, 1941225, 1971090, 2329470, 2562417, 2847130, 3285150, 3882450, 4270695, 4927725, 5124834, 5823675, 7117825, 8541390, 9855450, 11647350, 12812085, 14235650, 21353475, 25624170, 42706950, 64060425, 128120850]

約数ペア:
[(1, 128120850), (2, 64060425), (3, 42706950), (5, 25624170), (6, 21353475), (9, 14235650), (10, 12812085), (11, 11647350), (13, 9855450), (15, 8541390), (18, 7117825), (22, 5823675), (25, 5124834), (26, 4927725), (30, 4270695), (33, 3882450), (39, 3285150), (45, 2847130), (50, 2562417), (55, 2329470), (65, 1971090), (66, 1941225), (75, 1708278), (78, 1642575), (90, 1423565), (99, 1294150), (110, 1164735), (117, 1095050), (121, 1058850), (130, 985545), (143, 895950), (150, 854139), (165, 776490), (181, 707850), (195, 657030), (198, 647075), (225, 569426), (234, 547525), (242, 529425), (275, 465894), (286, 447975), (325, 394218), (330, 388245), (362, 353925), (363, 352950), (390, 328515), (429, 298650), (450, 284713), (495, 258830), (543, 235950), (550, 232947), (585, 219010), (605, 211770), (650, 197109), (715, 179190), (726, 176475), (825, 155298), (858, 149325), (905, 141570), (975, 131406), (990, 129415), (1086, 117975), (1089, 117650), (1170, 109505), (1210, 105885), (1287, 99550), (1430, 89595), (1573, 81450), (1629, 78650), (1650, 77649), (1810, 70785), (1815, 70590), (1950, 65703), (1991, 64350), (2145, 59730), (2178, 58825), (2353, 54450), (2475, 51766), (2574, 49775), (2715, 47190), (2925, 43802), (3025, 42354), (3146, 40725), (3258, 39325), (3575, 35838), (3630, 35295), (3982, 32175), (4290, 29865), (4525, 28314), (4706, 27225), (4719, 27150), (4950, 25883), (5430, 23595), (5445, 23530), (5850, 21901), (5973, 21450), (6050, 21177), (6435, 19910), (7059, 18150), (7150, 17919), (7865, 16290), (8145, 15730), (9050, 14157), (9075, 14118), (9438, 13575), (9955, 12870), (10725, 11946), (10890, 11765)]

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