199204980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:306

約数の個数: 192

約数和(自身を含む): 647232768

約数和(自身を除く): 448027788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 83, 85, 102, 130, 156, 166, 170, 181, 195, 204, 221, 249, 255, 260, 332, 340, 362, 390, 415, 442, 498, 510, 543, 663, 724, 780, 830, 884, 905, 996, 1020, 1079, 1086, 1105, 1245, 1326, 1411, 1660, 1810, 2158, 2172, 2210, 2353, 2490, 2652, 2715, 2822, 3077, 3237, 3315, 3620, 4233, 4316, 4420, 4706, 4980, 5395, 5430, 5644, 6154, 6474, 6630, 7055, 7059, 8466, 9231, 9412, 10790, 10860, 11765, 12308, 12948, 13260, 14110, 14118, 15023, 15385, 16185, 16932, 18343, 18462, 21165, 21580, 23530, 28220, 28236, 30046, 30770, 32370, 35295, 36686, 36924, 40001, 42330, 45069, 46155, 47060, 55029, 60092, 61540, 64740, 70590, 73372, 75115, 80002, 84660, 90138, 91715, 92310, 110058, 120003, 141180, 150230, 160004, 180276, 183430, 184620, 195299, 200005, 220116, 225345, 240006, 255391, 275145, 300460, 366860, 390598, 400010, 450690, 480012, 510782, 550290, 585897, 600015, 766173, 781196, 800020, 901380, 976495, 1021564, 1100580, 1171794, 1200030, 1276955, 1532346, 1952990, 2343588, 2400060, 2553910, 2929485, 3064692, 3320083, 3830865, 3905980, 5107820, 5858970, 6640166, 7661730, 9960249, 11717940, 13280332, 15323460, 16600415, 19920498, 33200830, 39840996, 49801245, 66401660, 99602490, 199204980]

約数ペア:

[(1, 199204980), (2, 99602490), (3, 66401660), (4, 49801245), (5, 39840996), (6, 33200830), (10, 19920498), (12, 16600415), (13, 15323460), (15, 13280332), (17, 11717940), (20, 9960249), (26, 7661730), (30, 6640166), (34, 5858970), (39, 5107820), (51, 3905980), (52, 3830865), (60, 3320083), (65, 3064692), (68, 2929485), (78, 2553910), (83, 2400060), (85, 2343588), (102, 1952990), (130, 1532346), (156, 1276955), (166, 1200030), (170, 1171794), (181, 1100580), (195, 1021564), (204, 976495), (221, 901380), (249, 800020), (255, 781196), (260, 766173), (332, 600015), (340, 585897), (362, 550290), (390, 510782), (415, 480012), (442, 450690), (498, 400010), (510, 390598), (543, 366860), (663, 300460), (724, 275145), (780, 255391), (830, 240006), (884, 225345), (905, 220116), (996, 200005), (1020, 195299), (1079, 184620), (1086, 183430), (1105, 180276), (1245, 160004), (1326, 150230), (1411, 141180), (1660, 120003), (1810, 110058), (2158, 92310), (2172, 91715), (2210, 90138), (2353, 84660), (2490, 80002), (2652, 75115), (2715, 73372), (2822, 70590), (3077, 64740), (3237, 61540), (3315, 60092), (3620, 55029), (4233, 47060), (4316, 46155), (4420, 45069), (4706, 42330), (4980, 40001), (5395, 36924), (5430, 36686), (5644, 35295), (6154, 32370), (6474, 30770), (6630, 30046), (7055, 28236), (7059, 28220), (8466, 23530), (9231, 21580), (9412, 21165), (10790, 18462), (10860, 18343), (11765, 16932), (12308, 16185), (12948, 15385), (13260, 15023), (14110, 14118)]