30203460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23971}}^1$

素因数の和:23993

約数の個数: 72

約数和(自身を含む): 104709696

約数和(自身を除く): 74506236

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 23971, 47942, 71913, 95884, 119855, 143826, 167797, 215739, 239710, 287652, 335594, 359565, 431478, 479420, 503391, 671188, 719130, 838985, 862956, 1006782, 1078695, 1438260, 1510173, 1677970, 2013564, 2157390, 2516955, 3020346, 3355940, 4314780, 5033910, 6040692, 7550865, 10067820, 15101730, 30203460]

約数ペア:

[(1, 30203460), (2, 15101730), (3, 10067820), (4, 7550865), (5, 6040692), (6, 5033910), (7, 4314780), (9, 3355940), (10, 3020346), (12, 2516955), (14, 2157390), (15, 2013564), (18, 1677970), (20, 1510173), (21, 1438260), (28, 1078695), (30, 1006782), (35, 862956), (36, 838985), (42, 719130), (45, 671188), (60, 503391), (63, 479420), (70, 431478), (84, 359565), (90, 335594), (105, 287652), (126, 239710), (140, 215739), (180, 167797), (210, 143826), (252, 119855), (315, 95884), (420, 71913), (630, 47942), (1260, 23971)]