40739580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:209

約数の個数: 216

約数和(自身を含む): 149385600

約数和(自身を除く): 108646020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 49, 60, 62, 63, 70, 84, 90, 93, 98, 105, 124, 126, 140, 147, 149, 155, 180, 186, 196, 210, 217, 245, 252, 279, 294, 298, 310, 315, 372, 420, 434, 441, 447, 465, 490, 558, 588, 596, 620, 630, 651, 735, 745, 868, 882, 894, 930, 980, 1043, 1085, 1116, 1260, 1302, 1341, 1395, 1470, 1490, 1519, 1764, 1788, 1860, 1953, 2086, 2170, 2205, 2235, 2604, 2682, 2790, 2940, 2980, 3038, 3129, 3255, 3906, 4172, 4340, 4410, 4470, 4557, 4619, 5215, 5364, 5580, 6076, 6258, 6510, 6705, 7301, 7595, 7812, 8820, 8940, 9114, 9238, 9387, 9765, 10430, 12516, 13020, 13410, 13671, 13857, 14602, 15190, 15645, 18228, 18476, 18774, 19530, 20860, 21903, 22785, 23095, 26820, 27342, 27714, 29204, 30380, 31290, 32333, 36505, 37548, 39060, 41571, 43806, 45570, 46190, 46935, 54684, 55428, 62580, 64666, 65709, 68355, 69285, 73010, 83142, 87612, 91140, 92380, 93870, 96999, 109515, 129332, 131418, 136710, 138570, 146020, 161665, 166284, 187740, 193998, 207855, 219030, 226331, 262836, 273420, 277140, 290997, 323330, 328545, 387996, 415710, 438060, 452662, 484995, 581994, 646660, 657090, 678993, 831420, 905324, 969990, 1131655, 1163988, 1314180, 1357986, 1454985, 1939980, 2036979, 2263310, 2715972, 2909970, 3394965, 4073958, 4526620, 5819940, 6789930, 8147916, 10184895, 13579860, 20369790, 40739580]

約数ペア:

[(1, 40739580), (2, 20369790), (3, 13579860), (4, 10184895), (5, 8147916), (6, 6789930), (7, 5819940), (9, 4526620), (10, 4073958), (12, 3394965), (14, 2909970), (15, 2715972), (18, 2263310), (20, 2036979), (21, 1939980), (28, 1454985), (30, 1357986), (31, 1314180), (35, 1163988), (36, 1131655), (42, 969990), (45, 905324), (49, 831420), (60, 678993), (62, 657090), (63, 646660), (70, 581994), (84, 484995), (90, 452662), (93, 438060), (98, 415710), (105, 387996), (124, 328545), (126, 323330), (140, 290997), (147, 277140), (149, 273420), (155, 262836), (180, 226331), (186, 219030), (196, 207855), (210, 193998), (217, 187740), (245, 166284), (252, 161665), (279, 146020), (294, 138570), (298, 136710), (310, 131418), (315, 129332), (372, 109515), (420, 96999), (434, 93870), (441, 92380), (447, 91140), (465, 87612), (490, 83142), (558, 73010), (588, 69285), (596, 68355), (620, 65709), (630, 64666), (651, 62580), (735, 55428), (745, 54684), (868, 46935), (882, 46190), (894, 45570), (930, 43806), (980, 41571), (1043, 39060), (1085, 37548), (1116, 36505), (1260, 32333), (1302, 31290), (1341, 30380), (1395, 29204), (1470, 27714), (1490, 27342), (1519, 26820), (1764, 23095), (1788, 22785), (1860, 21903), (1953, 20860), (2086, 19530), (2170, 18774), (2205, 18476), (2235, 18228), (2604, 15645), (2682, 15190), (2790, 14602), (2940, 13857), (2980, 13671), (3038, 13410), (3129, 13020), (3255, 12516), (3906, 10430), (4172, 9765), (4340, 9387), (4410, 9238), (4470, 9114), (4557, 8940), (4619, 8820), (5215, 7812), (5364, 7595), (5580, 7301), (6076, 6705), (6258, 6510)]