23041980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:300

約数の個数: 144

約数和(自身を含む): 77357280

約数和(自身を除く): 54315300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 43, 45, 52, 60, 65, 78, 86, 90, 117, 129, 130, 156, 172, 180, 195, 215, 229, 234, 258, 260, 387, 390, 430, 458, 468, 516, 559, 585, 645, 687, 774, 780, 860, 916, 1118, 1145, 1170, 1290, 1374, 1548, 1677, 1935, 2061, 2236, 2290, 2340, 2580, 2748, 2795, 2977, 3354, 3435, 3870, 4122, 4580, 5031, 5590, 5954, 6708, 6870, 7740, 8244, 8385, 8931, 9847, 10062, 10305, 11180, 11908, 13740, 14885, 16770, 17862, 19694, 20124, 20610, 25155, 26793, 29541, 29770, 33540, 35724, 39388, 41220, 44655, 49235, 50310, 53586, 59082, 59540, 88623, 89310, 98470, 100620, 107172, 118164, 128011, 133965, 147705, 177246, 178620, 196940, 256022, 267930, 295410, 354492, 384033, 443115, 512044, 535860, 590820, 640055, 768066, 886230, 1152099, 1280110, 1536132, 1772460, 1920165, 2304198, 2560220, 3840330, 4608396, 5760495, 7680660, 11520990, 23041980]

約数ペア:

[(1, 23041980), (2, 11520990), (3, 7680660), (4, 5760495), (5, 4608396), (6, 3840330), (9, 2560220), (10, 2304198), (12, 1920165), (13, 1772460), (15, 1536132), (18, 1280110), (20, 1152099), (26, 886230), (30, 768066), (36, 640055), (39, 590820), (43, 535860), (45, 512044), (52, 443115), (60, 384033), (65, 354492), (78, 295410), (86, 267930), (90, 256022), (117, 196940), (129, 178620), (130, 177246), (156, 147705), (172, 133965), (180, 128011), (195, 118164), (215, 107172), (229, 100620), (234, 98470), (258, 89310), (260, 88623), (387, 59540), (390, 59082), (430, 53586), (458, 50310), (468, 49235), (516, 44655), (559, 41220), (585, 39388), (645, 35724), (687, 33540), (774, 29770), (780, 29541), (860, 26793), (916, 25155), (1118, 20610), (1145, 20124), (1170, 19694), (1290, 17862), (1374, 16770), (1548, 14885), (1677, 13740), (1935, 11908), (2061, 11180), (2236, 10305), (2290, 10062), (2340, 9847), (2580, 8931), (2748, 8385), (2795, 8244), (2977, 7740), (3354, 6870), (3435, 6708), (3870, 5954), (4122, 5590), (4580, 5031)]