About the Number

121730490

121730489 ← → 121730491

2進数表記:111010000010111010110111010

漢数字表記:一億二千百七十三万四百九十

素因数分解:

2 1 × 3 2 × 5 1 × 7 1 × 23 1 × 31 1 × 271 1

素因数の和:345
約数の個数: 192
約数和(自身を含む): 391053312
約数和(自身を除く): 269322822

約数列:
[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 30, 31, 35, 42, 45, 46, 62, 63, 69, 70, 90, 93, 105, 115, 126, 138, 155, 161, 186, 207, 210, 217, 230, 271, 279, 310, 315, 322, 345, 414, 434, 465, 483, 542, 558, 630, 651, 690, 713, 805, 813, 930, 966, 1035, 1085, 1302, 1355, 1395, 1426, 1449, 1610, 1626, 1897, 1953, 2070, 2139, 2170, 2415, 2439, 2710, 2790, 2898, 3255, 3565, 3794, 3906, 4065, 4278, 4830, 4878, 4991, 5691, 6233, 6417, 6510, 7130, 7245, 8130, 8401, 9485, 9765, 9982, 10695, 11382, 12195, 12466, 12834, 14490, 14973, 16802, 17073, 18699, 18970, 19530, 21390, 24390, 24955, 25203, 28455, 29946, 31165, 32085, 34146, 37398, 42005, 43631, 44919, 49910, 50406, 56097, 56910, 58807, 62330, 64170, 74865, 75609, 84010, 85365, 87262, 89838, 93495, 112194, 117614, 126015, 130893, 149730, 151218, 170730, 176421, 186990, 193223, 218155, 224595, 252030, 261786, 280485, 294035, 352842, 378045, 386446, 392679, 436310, 449190, 529263, 560970, 579669, 588070, 654465, 756090, 785358, 882105, 966115, 1058526, 1159338, 1308930, 1352561, 1739007, 1764210, 1932230, 1963395, 2646315, 2705122, 2898345, 3478014, 3926790, 4057683, 5292630, 5796690, 6762805, 8115366, 8695035, 12173049, 13525610, 17390070, 20288415, 24346098, 40576830, 60865245, 121730490]

約数ペア:
[(1, 121730490), (2, 60865245), (3, 40576830), (5, 24346098), (6, 20288415), (7, 17390070), (9, 13525610), (10, 12173049), (14, 8695035), (15, 8115366), (18, 6762805), (21, 5796690), (23, 5292630), (30, 4057683), (31, 3926790), (35, 3478014), (42, 2898345), (45, 2705122), (46, 2646315), (62, 1963395), (63, 1932230), (69, 1764210), (70, 1739007), (90, 1352561), (93, 1308930), (105, 1159338), (115, 1058526), (126, 966115), (138, 882105), (155, 785358), (161, 756090), (186, 654465), (207, 588070), (210, 579669), (217, 560970), (230, 529263), (271, 449190), (279, 436310), (310, 392679), (315, 386446), (322, 378045), (345, 352842), (414, 294035), (434, 280485), (465, 261786), (483, 252030), (542, 224595), (558, 218155), (630, 193223), (651, 186990), (690, 176421), (713, 170730), (805, 151218), (813, 149730), (930, 130893), (966, 126015), (1035, 117614), (1085, 112194), (1302, 93495), (1355, 89838), (1395, 87262), (1426, 85365), (1449, 84010), (1610, 75609), (1626, 74865), (1897, 64170), (1953, 62330), (2070, 58807), (2139, 56910), (2170, 56097), (2415, 50406), (2439, 49910), (2710, 44919), (2790, 43631), (2898, 42005), (3255, 37398), (3565, 34146), (3794, 32085), (3906, 31165), (4065, 29946), (4278, 28455), (4830, 25203), (4878, 24955), (4991, 24390), (5691, 21390), (6233, 19530), (6417, 18970), (6510, 18699), (7130, 17073), (7245, 16802), (8130, 14973), (8401, 14490), (9485, 12834), (9765, 12466), (9982, 12195), (10695, 11382)]

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