81772830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:342

約数の個数: 96

約数和(自身を含む): 219967488

約数和(自身を除く): 138194658

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 67, 71, 90, 134, 142, 191, 201, 213, 335, 355, 382, 402, 426, 573, 603, 639, 670, 710, 955, 1005, 1065, 1146, 1206, 1278, 1719, 1910, 2010, 2130, 2865, 3015, 3195, 3438, 4757, 5730, 6030, 6390, 8595, 9514, 12797, 13561, 14271, 17190, 23785, 25594, 27122, 28542, 38391, 40683, 42813, 47570, 63985, 67805, 71355, 76782, 81366, 85626, 115173, 122049, 127970, 135610, 142710, 191955, 203415, 214065, 230346, 244098, 383910, 406830, 428130, 575865, 610245, 908587, 1151730, 1220490, 1817174, 2725761, 4542935, 5451522, 8177283, 9085870, 13628805, 16354566, 27257610, 40886415, 81772830]

約数ペア:

[(1, 81772830), (2, 40886415), (3, 27257610), (5, 16354566), (6, 13628805), (9, 9085870), (10, 8177283), (15, 5451522), (18, 4542935), (30, 2725761), (45, 1817174), (67, 1220490), (71, 1151730), (90, 908587), (134, 610245), (142, 575865), (191, 428130), (201, 406830), (213, 383910), (335, 244098), (355, 230346), (382, 214065), (402, 203415), (426, 191955), (573, 142710), (603, 135610), (639, 127970), (670, 122049), (710, 115173), (955, 85626), (1005, 81366), (1065, 76782), (1146, 71355), (1206, 67805), (1278, 63985), (1719, 47570), (1910, 42813), (2010, 40683), (2130, 38391), (2865, 28542), (3015, 27122), (3195, 25594), (3438, 23785), (4757, 17190), (5730, 14271), (6030, 13561), (6390, 12797), (8595, 9514)]