About the Number

2731813980

2731813979 ← → 2731813981

2進数表記:10100010110101000010110001011100

漢数字表記:二十七億三千百八十一万三千九百八十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 17 1 × 53 1 × 7219 1

素因数の和:7308
約数の個数: 192
約数和(自身を含む): 9431976960
約数和(自身を除く): 6700162980

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 53, 60, 68, 70, 84, 85, 102, 105, 106, 119, 140, 159, 170, 204, 210, 212, 238, 255, 265, 318, 340, 357, 371, 420, 476, 510, 530, 595, 636, 714, 742, 795, 901, 1020, 1060, 1113, 1190, 1428, 1484, 1590, 1785, 1802, 1855, 2226, 2380, 2703, 3180, 3570, 3604, 3710, 4452, 4505, 5406, 5565, 6307, 7140, 7219, 7420, 9010, 10812, 11130, 12614, 13515, 14438, 18020, 18921, 21657, 22260, 25228, 27030, 28876, 31535, 36095, 37842, 43314, 50533, 54060, 63070, 72190, 75684, 86628, 94605, 101066, 108285, 122723, 126140, 144380, 151599, 189210, 202132, 216570, 245446, 252665, 303198, 368169, 378420, 382607, 433140, 490892, 505330, 606396, 613615, 736338, 757995, 765214, 859061, 1010660, 1147821, 1227230, 1472676, 1515990, 1530428, 1718122, 1840845, 1913035, 2295642, 2454460, 2577183, 2678249, 3031980, 3436244, 3681690, 3826070, 4295305, 4591284, 5154366, 5356498, 5739105, 6504319, 7363380, 7652140, 8034747, 8590610, 10308732, 10712996, 11478210, 12885915, 13008638, 13391245, 16069494, 17181220, 19512957, 22956420, 25771830, 26017276, 26782490, 32138988, 32521595, 39025914, 40173735, 45530233, 51543660, 53564980, 65043190, 78051828, 80347470, 91060466, 97564785, 130086380, 136590699, 160694940, 182120932, 195129570, 227651165, 273181398, 390259140, 455302330, 546362796, 682953495, 910604660, 1365906990, 2731813980]

約数ペア:
[(1, 2731813980), (2, 1365906990), (3, 910604660), (4, 682953495), (5, 546362796), (6, 455302330), (7, 390259140), (10, 273181398), (12, 227651165), (14, 195129570), (15, 182120932), (17, 160694940), (20, 136590699), (21, 130086380), (28, 97564785), (30, 91060466), (34, 80347470), (35, 78051828), (42, 65043190), (51, 53564980), (53, 51543660), (60, 45530233), (68, 40173735), (70, 39025914), (84, 32521595), (85, 32138988), (102, 26782490), (105, 26017276), (106, 25771830), (119, 22956420), (140, 19512957), (159, 17181220), (170, 16069494), (204, 13391245), (210, 13008638), (212, 12885915), (238, 11478210), (255, 10712996), (265, 10308732), (318, 8590610), (340, 8034747), (357, 7652140), (371, 7363380), (420, 6504319), (476, 5739105), (510, 5356498), (530, 5154366), (595, 4591284), (636, 4295305), (714, 3826070), (742, 3681690), (795, 3436244), (901, 3031980), (1020, 2678249), (1060, 2577183), (1113, 2454460), (1190, 2295642), (1428, 1913035), (1484, 1840845), (1590, 1718122), (1785, 1530428), (1802, 1515990), (1855, 1472676), (2226, 1227230), (2380, 1147821), (2703, 1010660), (3180, 859061), (3570, 765214), (3604, 757995), (3710, 736338), (4452, 613615), (4505, 606396), (5406, 505330), (5565, 490892), (6307, 433140), (7140, 382607), (7219, 378420), (7420, 368169), (9010, 303198), (10812, 252665), (11130, 245446), (12614, 216570), (13515, 202132), (14438, 189210), (18020, 151599), (18921, 144380), (21657, 126140), (22260, 122723), (25228, 108285), (27030, 101066), (28876, 94605), (31535, 86628), (36095, 75684), (37842, 72190), (43314, 63070), (50533, 54060)]

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