About the Number

120302280

120302279 ← → 120302281

2進数表記:111001010111010101011001000

漢数字表記:一億二千三十万二千二百八十

素因数分解:

2 3 × 3 3 × 5 1 × 7 1 × 15913 1

素因数の和:15940
約数の個数: 128
約数和(自身を含む): 458323200
約数和(自身を除く): 338020920

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 15913, 31826, 47739, 63652, 79565, 95478, 111391, 127304, 143217, 159130, 190956, 222782, 238695, 286434, 318260, 334173, 381912, 429651, 445564, 477390, 556955, 572868, 636520, 668346, 716085, 859302, 891128, 954780, 1002519, 1113910, 1145736, 1336692, 1432170, 1670865, 1718604, 1909560, 2005038, 2148255, 2227820, 2673384, 2864340, 3007557, 3341730, 3437208, 4010076, 4296510, 4455640, 5012595, 5728680, 6015114, 6683460, 8020152, 8593020, 10025190, 12030228, 13366920, 15037785, 17186040, 20050380, 24060456, 30075570, 40100760, 60151140, 120302280]

約数ペア:
[(1, 120302280), (2, 60151140), (3, 40100760), (4, 30075570), (5, 24060456), (6, 20050380), (7, 17186040), (8, 15037785), (9, 13366920), (10, 12030228), (12, 10025190), (14, 8593020), (15, 8020152), (18, 6683460), (20, 6015114), (21, 5728680), (24, 5012595), (27, 4455640), (28, 4296510), (30, 4010076), (35, 3437208), (36, 3341730), (40, 3007557), (42, 2864340), (45, 2673384), (54, 2227820), (56, 2148255), (60, 2005038), (63, 1909560), (70, 1718604), (72, 1670865), (84, 1432170), (90, 1336692), (105, 1145736), (108, 1113910), (120, 1002519), (126, 954780), (135, 891128), (140, 859302), (168, 716085), (180, 668346), (189, 636520), (210, 572868), (216, 556955), (252, 477390), (270, 445564), (280, 429651), (315, 381912), (360, 334173), (378, 318260), (420, 286434), (504, 238695), (540, 222782), (630, 190956), (756, 159130), (840, 143217), (945, 127304), (1080, 111391), (1260, 95478), (1512, 79565), (1890, 63652), (2520, 47739), (3780, 31826), (7560, 15913)]

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