211523970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{739}}^1$

素因数の和:832

約数の個数: 128

約数和(自身を含む): 613785600

約数和(自身を除く): 402261630

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 47, 58, 70, 87, 94, 105, 141, 145, 174, 203, 210, 235, 282, 290, 329, 406, 435, 470, 609, 658, 705, 739, 870, 987, 1015, 1218, 1363, 1410, 1478, 1645, 1974, 2030, 2217, 2726, 3045, 3290, 3695, 4089, 4434, 4935, 5173, 6090, 6815, 7390, 8178, 9541, 9870, 10346, 11085, 13630, 15519, 19082, 20445, 21431, 22170, 25865, 28623, 31038, 34733, 40890, 42862, 47705, 51730, 57246, 64293, 69466, 77595, 95410, 104199, 107155, 128586, 143115, 150017, 155190, 173665, 208398, 214310, 243131, 286230, 300034, 321465, 347330, 450051, 486262, 520995, 642930, 729393, 750085, 900102, 1007257, 1041990, 1215655, 1458786, 1500170, 2014514, 2250255, 2431310, 3021771, 3646965, 4500510, 5036285, 6043542, 7050799, 7293930, 10072570, 14101598, 15108855, 21152397, 30217710, 35253995, 42304794, 70507990, 105761985, 211523970]

約数ペア:

[(1, 211523970), (2, 105761985), (3, 70507990), (5, 42304794), (6, 35253995), (7, 30217710), (10, 21152397), (14, 15108855), (15, 14101598), (21, 10072570), (29, 7293930), (30, 7050799), (35, 6043542), (42, 5036285), (47, 4500510), (58, 3646965), (70, 3021771), (87, 2431310), (94, 2250255), (105, 2014514), (141, 1500170), (145, 1458786), (174, 1215655), (203, 1041990), (210, 1007257), (235, 900102), (282, 750085), (290, 729393), (329, 642930), (406, 520995), (435, 486262), (470, 450051), (609, 347330), (658, 321465), (705, 300034), (739, 286230), (870, 243131), (987, 214310), (1015, 208398), (1218, 173665), (1363, 155190), (1410, 150017), (1478, 143115), (1645, 128586), (1974, 107155), (2030, 104199), (2217, 95410), (2726, 77595), (3045, 69466), (3290, 64293), (3695, 57246), (4089, 51730), (4434, 47705), (4935, 42862), (5173, 40890), (6090, 34733), (6815, 31038), (7390, 28623), (8178, 25865), (9541, 22170), (9870, 21431), (10346, 20445), (11085, 19082), (13630, 15519)]