199853700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{263}}^1$

素因数の和:446

約数の個数: 144

約数和(自身を含む): 618710400

約数和(自身を除く): 418856700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 149, 150, 170, 204, 255, 263, 298, 300, 340, 425, 447, 510, 526, 596, 745, 789, 850, 894, 1020, 1052, 1275, 1315, 1490, 1578, 1700, 1788, 2235, 2533, 2550, 2630, 2980, 3156, 3725, 3945, 4470, 4471, 5066, 5100, 5260, 6575, 7450, 7599, 7890, 8940, 8942, 10132, 11175, 12665, 13150, 13413, 14900, 15198, 15780, 17884, 19725, 22350, 22355, 25330, 26300, 26826, 30396, 37995, 39187, 39450, 44700, 44710, 50660, 53652, 63325, 67065, 75990, 78374, 78900, 89420, 111775, 117561, 126650, 134130, 151980, 156748, 189975, 195935, 223550, 235122, 253300, 268260, 335325, 379950, 391870, 447100, 470244, 587805, 666179, 670650, 759900, 783740, 979675, 1175610, 1332358, 1341300, 1959350, 1998537, 2351220, 2664716, 2939025, 3330895, 3918700, 3997074, 5878050, 6661790, 7994148, 9992685, 11756100, 13323580, 16654475, 19985370, 33308950, 39970740, 49963425, 66617900, 99926850, 199853700]

約数ペア:

[(1, 199853700), (2, 99926850), (3, 66617900), (4, 49963425), (5, 39970740), (6, 33308950), (10, 19985370), (12, 16654475), (15, 13323580), (17, 11756100), (20, 9992685), (25, 7994148), (30, 6661790), (34, 5878050), (50, 3997074), (51, 3918700), (60, 3330895), (68, 2939025), (75, 2664716), (85, 2351220), (100, 1998537), (102, 1959350), (149, 1341300), (150, 1332358), (170, 1175610), (204, 979675), (255, 783740), (263, 759900), (298, 670650), (300, 666179), (340, 587805), (425, 470244), (447, 447100), (510, 391870), (526, 379950), (596, 335325), (745, 268260), (789, 253300), (850, 235122), (894, 223550), (1020, 195935), (1052, 189975), (1275, 156748), (1315, 151980), (1490, 134130), (1578, 126650), (1700, 117561), (1788, 111775), (2235, 89420), (2533, 78900), (2550, 78374), (2630, 75990), (2980, 67065), (3156, 63325), (3725, 53652), (3945, 50660), (4470, 44710), (4471, 44700), (5066, 39450), (5100, 39187), (5260, 37995), (6575, 30396), (7450, 26826), (7599, 26300), (7890, 25330), (8940, 22355), (8942, 22350), (10132, 19725), (11175, 17884), (12665, 15780), (13150, 15198), (13413, 14900)]