About the Number

30121505280

30121505279 ← → 30121505281

2進数表記:11100000011011000011011001000000000

漢数字表記:三百一億二千百五十万五千二百八十

素因数分解:

2 9 × 3 2 × 5 1 × 73 1 × 17909 1

素因数の和:18011
約数の個数: 240
約数和(自身を含む): 105754179960
約数和(自身を除く): 75632674680

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 73, 80, 90, 96, 120, 128, 144, 146, 160, 180, 192, 219, 240, 256, 288, 292, 320, 360, 365, 384, 438, 480, 512, 576, 584, 640, 657, 720, 730, 768, 876, 960, 1095, 1152, 1168, 1280, 1314, 1440, 1460, 1536, 1752, 1920, 2190, 2304, 2336, 2560, 2628, 2880, 2920, 3285, 3504, 3840, 4380, 4608, 4672, 5256, 5760, 5840, 6570, 7008, 7680, 8760, 9344, 10512, 11520, 11680, 13140, 14016, 17520, 17909, 18688, 21024, 23040, 23360, 26280, 28032, 35040, 35818, 37376, 42048, 46720, 52560, 53727, 56064, 70080, 71636, 84096, 89545, 93440, 105120, 107454, 112128, 140160, 143272, 161181, 168192, 179090, 186880, 210240, 214908, 268635, 280320, 286544, 322362, 336384, 358180, 420480, 429816, 537270, 560640, 573088, 644724, 716360, 805905, 840960, 859632, 1074540, 1146176, 1289448, 1307357, 1432720, 1611810, 1681920, 1719264, 2149080, 2292352, 2578896, 2614714, 2865440, 3223620, 3438528, 3922071, 4298160, 4584704, 5157792, 5229428, 5730880, 6447240, 6536785, 6877056, 7844142, 8596320, 9169408, 10315584, 10458856, 11461760, 11766213, 12894480, 13073570, 13754112, 15688284, 17192640, 19610355, 20631168, 20917712, 22923520, 23532426, 25788960, 26147140, 27508224, 31376568, 34385280, 39220710, 41262336, 41835424, 45847040, 47064852, 51577920, 52294280, 58831065, 62753136, 68770560, 78441420, 82524672, 83670848, 94129704, 103155840, 104588560, 117662130, 125506272, 137541120, 156882840, 167341696, 188259408, 206311680, 209177120, 235324260, 251012544, 313765680, 334683392, 376518816, 412623360, 418354240, 470648520, 502025088, 627531360, 669366784, 753037632, 836708480, 941297040, 1004050176, 1255062720, 1506075264, 1673416960, 1882594080, 2008100352, 2510125440, 3012150528, 3346833920, 3765188160, 5020250880, 6024301056, 7530376320, 10040501760, 15060752640, 30121505280]

約数ペア:
[(1, 30121505280), (2, 15060752640), (3, 10040501760), (4, 7530376320), (5, 6024301056), (6, 5020250880), (8, 3765188160), (9, 3346833920), (10, 3012150528), (12, 2510125440), (15, 2008100352), (16, 1882594080), (18, 1673416960), (20, 1506075264), (24, 1255062720), (30, 1004050176), (32, 941297040), (36, 836708480), (40, 753037632), (45, 669366784), (48, 627531360), (60, 502025088), (64, 470648520), (72, 418354240), (73, 412623360), (80, 376518816), (90, 334683392), (96, 313765680), (120, 251012544), (128, 235324260), (144, 209177120), (146, 206311680), (160, 188259408), (180, 167341696), (192, 156882840), (219, 137541120), (240, 125506272), (256, 117662130), (288, 104588560), (292, 103155840), (320, 94129704), (360, 83670848), (365, 82524672), (384, 78441420), (438, 68770560), (480, 62753136), (512, 58831065), (576, 52294280), (584, 51577920), (640, 47064852), (657, 45847040), (720, 41835424), (730, 41262336), (768, 39220710), (876, 34385280), (960, 31376568), (1095, 27508224), (1152, 26147140), (1168, 25788960), (1280, 23532426), (1314, 22923520), (1440, 20917712), (1460, 20631168), (1536, 19610355), (1752, 17192640), (1920, 15688284), (2190, 13754112), (2304, 13073570), (2336, 12894480), (2560, 11766213), (2628, 11461760), (2880, 10458856), (2920, 10315584), (3285, 9169408), (3504, 8596320), (3840, 7844142), (4380, 6877056), (4608, 6536785), (4672, 6447240), (5256, 5730880), (5760, 5229428), (5840, 5157792), (6570, 4584704), (7008, 4298160), (7680, 3922071), (8760, 3438528), (9344, 3223620), (10512, 2865440), (11520, 2614714), (11680, 2578896), (13140, 2292352), (14016, 2149080), (17520, 1719264), (17909, 1681920), (18688, 1611810), (21024, 1432720), (23040, 1307357), (23360, 1289448), (26280, 1146176), (28032, 1074540), (35040, 859632), (35818, 840960), (37376, 805905), (42048, 716360), (46720, 644724), (52560, 573088), (53727, 560640), (56064, 537270), (70080, 429816), (71636, 420480), (84096, 358180), (89545, 336384), (93440, 322362), (105120, 286544), (107454, 280320), (112128, 268635), (140160, 214908), (143272, 210240), (161181, 186880), (168192, 179090)]

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