282237020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 702551808

約数和(自身を除く): 420314788

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 31, 38, 52, 62, 65, 76, 95, 97, 124, 130, 155, 190, 194, 247, 260, 310, 361, 380, 388, 403, 485, 494, 589, 620, 722, 806, 970, 988, 1178, 1235, 1261, 1444, 1612, 1805, 1843, 1940, 2015, 2356, 2470, 2522, 2945, 3007, 3610, 3686, 4030, 4693, 4940, 5044, 5890, 6014, 6305, 7220, 7372, 7657, 8060, 9215, 9386, 11191, 11780, 12028, 12610, 15035, 15314, 18430, 18772, 22382, 23465, 23959, 25220, 30070, 30628, 35017, 36860, 38285, 39091, 44764, 46930, 47918, 55955, 57133, 60140, 70034, 76570, 78182, 93860, 95836, 111910, 114266, 119795, 140068, 145483, 153140, 156364, 175085, 195455, 223820, 228532, 239590, 285665, 290966, 350170, 390910, 455221, 479180, 571330, 581932, 700340, 727415, 742729, 781820, 910442, 1085527, 1142660, 1454830, 1485458, 1820884, 2171054, 2276105, 2909660, 2970916, 3713645, 4342108, 4552210, 5427635, 7427290, 9104420, 10855270, 14111851, 14854580, 21710540, 28223702, 56447404, 70559255, 141118510, 282237020]

約数ペア:

[(1, 282237020), (2, 141118510), (4, 70559255), (5, 56447404), (10, 28223702), (13, 21710540), (19, 14854580), (20, 14111851), (26, 10855270), (31, 9104420), (38, 7427290), (52, 5427635), (62, 4552210), (65, 4342108), (76, 3713645), (95, 2970916), (97, 2909660), (124, 2276105), (130, 2171054), (155, 1820884), (190, 1485458), (194, 1454830), (247, 1142660), (260, 1085527), (310, 910442), (361, 781820), (380, 742729), (388, 727415), (403, 700340), (485, 581932), (494, 571330), (589, 479180), (620, 455221), (722, 390910), (806, 350170), (970, 290966), (988, 285665), (1178, 239590), (1235, 228532), (1261, 223820), (1444, 195455), (1612, 175085), (1805, 156364), (1843, 153140), (1940, 145483), (2015, 140068), (2356, 119795), (2470, 114266), (2522, 111910), (2945, 95836), (3007, 93860), (3610, 78182), (3686, 76570), (4030, 70034), (4693, 60140), (4940, 57133), (5044, 55955), (5890, 47918), (6014, 46930), (6305, 44764), (7220, 39091), (7372, 38285), (7657, 36860), (8060, 35017), (9215, 30628), (9386, 30070), (11191, 25220), (11780, 23959), (12028, 23465), (12610, 22382), (15035, 18772), (15314, 18430)]