About the Number

385213920

385213919 ← → 385213921

2進数表記:10110111101011110010111100000

漢数字表記:三億八千五百二十一万三千九百二十

素因数分解:

2 5 × 3 1 × 5 1 × 7 1 × 13 1 × 8819 1

素因数の和:8857
約数の個数: 192
約数和(自身を含む): 1493614080
約数和(自身を除く): 1108400160

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 195, 208, 210, 224, 240, 260, 273, 280, 312, 336, 364, 390, 416, 420, 455, 480, 520, 546, 560, 624, 672, 728, 780, 840, 910, 1040, 1092, 1120, 1248, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2730, 2912, 3120, 3360, 3640, 4368, 5460, 6240, 7280, 8736, 8819, 10920, 14560, 17638, 21840, 26457, 35276, 43680, 44095, 52914, 61733, 70552, 88190, 105828, 114647, 123466, 132285, 141104, 176380, 185199, 211656, 229294, 246932, 264570, 282208, 308665, 343941, 352760, 370398, 423312, 458588, 493864, 529140, 573235, 617330, 687882, 705520, 740796, 802529, 846624, 917176, 925995, 987728, 1058280, 1146470, 1234660, 1375764, 1411040, 1481592, 1605058, 1719705, 1834352, 1851990, 1975456, 2116560, 2292940, 2407587, 2469320, 2751528, 2963184, 3210116, 3439410, 3668704, 3703980, 4012645, 4233120, 4585880, 4815174, 4938640, 5503056, 5926368, 6420232, 6878820, 7407960, 8025290, 9171760, 9630348, 9877280, 11006112, 12037935, 12840464, 13757640, 14815920, 16050580, 18343520, 19260696, 24075870, 25680928, 27515280, 29631840, 32101160, 38521392, 48151740, 55030560, 64202320, 77042784, 96303480, 128404640, 192606960, 385213920]

約数ペア:
[(1, 385213920), (2, 192606960), (3, 128404640), (4, 96303480), (5, 77042784), (6, 64202320), (7, 55030560), (8, 48151740), (10, 38521392), (12, 32101160), (13, 29631840), (14, 27515280), (15, 25680928), (16, 24075870), (20, 19260696), (21, 18343520), (24, 16050580), (26, 14815920), (28, 13757640), (30, 12840464), (32, 12037935), (35, 11006112), (39, 9877280), (40, 9630348), (42, 9171760), (48, 8025290), (52, 7407960), (56, 6878820), (60, 6420232), (65, 5926368), (70, 5503056), (78, 4938640), (80, 4815174), (84, 4585880), (91, 4233120), (96, 4012645), (104, 3703980), (105, 3668704), (112, 3439410), (120, 3210116), (130, 2963184), (140, 2751528), (156, 2469320), (160, 2407587), (168, 2292940), (182, 2116560), (195, 1975456), (208, 1851990), (210, 1834352), (224, 1719705), (240, 1605058), (260, 1481592), (273, 1411040), (280, 1375764), (312, 1234660), (336, 1146470), (364, 1058280), (390, 987728), (416, 925995), (420, 917176), (455, 846624), (480, 802529), (520, 740796), (546, 705520), (560, 687882), (624, 617330), (672, 573235), (728, 529140), (780, 493864), (840, 458588), (910, 423312), (1040, 370398), (1092, 352760), (1120, 343941), (1248, 308665), (1365, 282208), (1456, 264570), (1560, 246932), (1680, 229294), (1820, 211656), (2080, 185199), (2184, 176380), (2730, 141104), (2912, 132285), (3120, 123466), (3360, 114647), (3640, 105828), (4368, 88190), (5460, 70552), (6240, 61733), (7280, 52914), (8736, 44095), (8819, 43680), (10920, 35276), (14560, 26457), (17638, 21840)]

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