201941220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1301}}^1$

素因数の和:1525

約数の個数: 96

約数和(自身を含む): 612460800

約数和(自身を除く): 410519580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 199, 260, 390, 398, 597, 780, 796, 995, 1194, 1301, 1990, 2388, 2587, 2602, 2985, 3903, 3980, 5174, 5204, 5970, 6505, 7761, 7806, 10348, 11940, 12935, 13010, 15522, 15612, 16913, 19515, 25870, 26020, 31044, 33826, 38805, 39030, 50739, 51740, 67652, 77610, 78060, 84565, 101478, 155220, 169130, 202956, 253695, 258899, 338260, 507390, 517798, 776697, 1014780, 1035596, 1294495, 1553394, 2588990, 3106788, 3365687, 3883485, 5177980, 6731374, 7766970, 10097061, 13462748, 15533940, 16828435, 20194122, 33656870, 40388244, 50485305, 67313740, 100970610, 201941220]

約数ペア:

[(1, 201941220), (2, 100970610), (3, 67313740), (4, 50485305), (5, 40388244), (6, 33656870), (10, 20194122), (12, 16828435), (13, 15533940), (15, 13462748), (20, 10097061), (26, 7766970), (30, 6731374), (39, 5177980), (52, 3883485), (60, 3365687), (65, 3106788), (78, 2588990), (130, 1553394), (156, 1294495), (195, 1035596), (199, 1014780), (260, 776697), (390, 517798), (398, 507390), (597, 338260), (780, 258899), (796, 253695), (995, 202956), (1194, 169130), (1301, 155220), (1990, 101478), (2388, 84565), (2587, 78060), (2602, 77610), (2985, 67652), (3903, 51740), (3980, 50739), (5174, 39030), (5204, 38805), (5970, 33826), (6505, 31044), (7761, 26020), (7806, 25870), (10348, 19515), (11940, 16913), (12935, 15612), (13010, 15522)]