42390900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:143

約数の個数: 216

約数和(自身を含む): 145789280

約数和(自身を除く): 103398380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 37, 38, 45, 50, 57, 60, 67, 74, 75, 76, 90, 95, 100, 111, 114, 134, 148, 150, 171, 180, 185, 190, 201, 222, 225, 228, 268, 285, 300, 333, 335, 342, 370, 380, 402, 444, 450, 475, 555, 570, 603, 666, 670, 684, 703, 740, 804, 855, 900, 925, 950, 1005, 1110, 1140, 1206, 1273, 1332, 1340, 1406, 1425, 1665, 1675, 1710, 1850, 1900, 2010, 2109, 2220, 2412, 2479, 2546, 2775, 2812, 2850, 3015, 3330, 3350, 3420, 3515, 3700, 3819, 4020, 4218, 4275, 4958, 5025, 5092, 5550, 5700, 6030, 6327, 6365, 6660, 6700, 7030, 7437, 7638, 8325, 8436, 8550, 9916, 10050, 10545, 11100, 11457, 12060, 12395, 12654, 12730, 14060, 14874, 15075, 15276, 16650, 17100, 17575, 19095, 20100, 21090, 22311, 22914, 24790, 25308, 25460, 29748, 30150, 31635, 31825, 33300, 35150, 37185, 38190, 42180, 44622, 45828, 47101, 49580, 52725, 57285, 60300, 61975, 63270, 63650, 70300, 74370, 76380, 89244, 94202, 95475, 105450, 111555, 114570, 123950, 126540, 127300, 141303, 148740, 158175, 185925, 188404, 190950, 210900, 223110, 229140, 235505, 247900, 282606, 286425, 316350, 371850, 381900, 423909, 446220, 471010, 557775, 565212, 572850, 632700, 706515, 743700, 847818, 942020, 1115550, 1145700, 1177525, 1413030, 1695636, 2119545, 2231100, 2355050, 2826060, 3532575, 4239090, 4710100, 7065150, 8478180, 10597725, 14130300, 21195450, 42390900]

約数ペア:

[(1, 42390900), (2, 21195450), (3, 14130300), (4, 10597725), (5, 8478180), (6, 7065150), (9, 4710100), (10, 4239090), (12, 3532575), (15, 2826060), (18, 2355050), (19, 2231100), (20, 2119545), (25, 1695636), (30, 1413030), (36, 1177525), (37, 1145700), (38, 1115550), (45, 942020), (50, 847818), (57, 743700), (60, 706515), (67, 632700), (74, 572850), (75, 565212), (76, 557775), (90, 471010), (95, 446220), (100, 423909), (111, 381900), (114, 371850), (134, 316350), (148, 286425), (150, 282606), (171, 247900), (180, 235505), (185, 229140), (190, 223110), (201, 210900), (222, 190950), (225, 188404), (228, 185925), (268, 158175), (285, 148740), (300, 141303), (333, 127300), (335, 126540), (342, 123950), (370, 114570), (380, 111555), (402, 105450), (444, 95475), (450, 94202), (475, 89244), (555, 76380), (570, 74370), (603, 70300), (666, 63650), (670, 63270), (684, 61975), (703, 60300), (740, 57285), (804, 52725), (855, 49580), (900, 47101), (925, 45828), (950, 44622), (1005, 42180), (1110, 38190), (1140, 37185), (1206, 35150), (1273, 33300), (1332, 31825), (1340, 31635), (1406, 30150), (1425, 29748), (1665, 25460), (1675, 25308), (1710, 24790), (1850, 22914), (1900, 22311), (2010, 21090), (2109, 20100), (2220, 19095), (2412, 17575), (2479, 17100), (2546, 16650), (2775, 15276), (2812, 15075), (2850, 14874), (3015, 14060), (3330, 12730), (3350, 12654), (3420, 12395), (3515, 12060), (3700, 11457), (3819, 11100), (4020, 10545), (4218, 10050), (4275, 9916), (4958, 8550), (5025, 8436), (5092, 8325), (5550, 7638), (5700, 7437), (6030, 7030), (6327, 6700), (6365, 6660)]