61699428

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 144

約数和(自身を含む): 189604800

約数和(自身を除く): 127905372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 89, 98, 108, 126, 131, 147, 178, 189, 196, 252, 262, 267, 294, 356, 378, 393, 441, 524, 534, 588, 623, 756, 786, 801, 882, 917, 1068, 1179, 1246, 1323, 1572, 1602, 1764, 1834, 1869, 2358, 2403, 2492, 2646, 2751, 3204, 3537, 3668, 3738, 4361, 4716, 4806, 5292, 5502, 5607, 6419, 7074, 7476, 8253, 8722, 9612, 11004, 11214, 11659, 12838, 13083, 14148, 16506, 16821, 17444, 19257, 22428, 23318, 24759, 25676, 26166, 33012, 33642, 34977, 38514, 39249, 46636, 49518, 52332, 57771, 67284, 69954, 77028, 78498, 81613, 99036, 104931, 115542, 117747, 139908, 156996, 163226, 173313, 209862, 231084, 235494, 244839, 314793, 326452, 346626, 419724, 470988, 489678, 571291, 629586, 693252, 734517, 979356, 1142582, 1259172, 1469034, 1713873, 2203551, 2285164, 2938068, 3427746, 4407102, 5141619, 6855492, 8814204, 10283238, 15424857, 20566476, 30849714, 61699428]

約数ペア:

[(1, 61699428), (2, 30849714), (3, 20566476), (4, 15424857), (6, 10283238), (7, 8814204), (9, 6855492), (12, 5141619), (14, 4407102), (18, 3427746), (21, 2938068), (27, 2285164), (28, 2203551), (36, 1713873), (42, 1469034), (49, 1259172), (54, 1142582), (63, 979356), (84, 734517), (89, 693252), (98, 629586), (108, 571291), (126, 489678), (131, 470988), (147, 419724), (178, 346626), (189, 326452), (196, 314793), (252, 244839), (262, 235494), (267, 231084), (294, 209862), (356, 173313), (378, 163226), (393, 156996), (441, 139908), (524, 117747), (534, 115542), (588, 104931), (623, 99036), (756, 81613), (786, 78498), (801, 77028), (882, 69954), (917, 67284), (1068, 57771), (1179, 52332), (1246, 49518), (1323, 46636), (1572, 39249), (1602, 38514), (1764, 34977), (1834, 33642), (1869, 33012), (2358, 26166), (2403, 25676), (2492, 24759), (2646, 23318), (2751, 22428), (3204, 19257), (3537, 17444), (3668, 16821), (3738, 16506), (4361, 14148), (4716, 13083), (4806, 12838), (5292, 11659), (5502, 11214), (5607, 11004), (6419, 9612), (7074, 8722), (7476, 8253)]