201389540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:413

約数の個数: 96

約数和(自身を含む): 480090240

約数和(自身を除く): 278700700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 83, 110, 164, 166, 205, 220, 269, 332, 410, 415, 451, 538, 820, 830, 902, 913, 1076, 1345, 1660, 1804, 1826, 2255, 2690, 2959, 3403, 3652, 4510, 4565, 5380, 5918, 6806, 9020, 9130, 11029, 11836, 13612, 14795, 17015, 18260, 22058, 22327, 29590, 34030, 37433, 44116, 44654, 55145, 59180, 68060, 74866, 89308, 110290, 111635, 121319, 149732, 187165, 220580, 223270, 242638, 245597, 374330, 446540, 485276, 491194, 606595, 748660, 915407, 982388, 1213190, 1227985, 1830814, 2426380, 2455970, 3661628, 4577035, 4911940, 9154070, 10069477, 18308140, 20138954, 40277908, 50347385, 100694770, 201389540]

約数ペア:

[(1, 201389540), (2, 100694770), (4, 50347385), (5, 40277908), (10, 20138954), (11, 18308140), (20, 10069477), (22, 9154070), (41, 4911940), (44, 4577035), (55, 3661628), (82, 2455970), (83, 2426380), (110, 1830814), (164, 1227985), (166, 1213190), (205, 982388), (220, 915407), (269, 748660), (332, 606595), (410, 491194), (415, 485276), (451, 446540), (538, 374330), (820, 245597), (830, 242638), (902, 223270), (913, 220580), (1076, 187165), (1345, 149732), (1660, 121319), (1804, 111635), (1826, 110290), (2255, 89308), (2690, 74866), (2959, 68060), (3403, 59180), (3652, 55145), (4510, 44654), (4565, 44116), (5380, 37433), (5918, 34030), (6806, 29590), (9020, 22327), (9130, 22058), (11029, 18260), (11836, 17015), (13612, 14795)]