221831640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{541}}^1$

素因数の和:642

約数の個数: 192

約数和(自身を含む): 776187360

約数和(自身を除く): 554355720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 67, 68, 72, 85, 90, 102, 120, 134, 136, 153, 170, 180, 201, 204, 255, 268, 306, 335, 340, 360, 402, 408, 510, 536, 541, 603, 612, 670, 680, 765, 804, 1005, 1020, 1082, 1139, 1206, 1224, 1340, 1530, 1608, 1623, 2010, 2040, 2164, 2278, 2412, 2680, 2705, 3015, 3060, 3246, 3417, 4020, 4328, 4556, 4824, 4869, 5410, 5695, 6030, 6120, 6492, 6834, 8040, 8115, 9112, 9197, 9738, 10251, 10820, 11390, 12060, 12984, 13668, 16230, 17085, 18394, 19476, 20502, 21640, 22780, 24120, 24345, 27336, 27591, 32460, 34170, 36247, 36788, 38952, 41004, 45560, 45985, 48690, 51255, 55182, 64920, 68340, 72494, 73576, 82008, 82773, 91970, 97380, 102510, 108741, 110364, 136680, 137955, 144988, 165546, 181235, 183940, 194760, 205020, 217482, 220728, 275910, 289976, 326223, 331092, 362470, 367880, 410040, 413865, 434964, 543705, 551820, 616199, 652446, 662184, 724940, 827730, 869928, 1087410, 1103640, 1232398, 1304892, 1449880, 1631115, 1655460, 1848597, 2174820, 2464796, 2609784, 3080995, 3262230, 3310920, 3697194, 4349640, 4929592, 5545791, 6161990, 6524460, 7394388, 9242985, 11091582, 12323980, 13048920, 14788776, 18485970, 22183164, 24647960, 27728955, 36971940, 44366328, 55457910, 73943880, 110915820, 221831640]

約数ペア:

[(1, 221831640), (2, 110915820), (3, 73943880), (4, 55457910), (5, 44366328), (6, 36971940), (8, 27728955), (9, 24647960), (10, 22183164), (12, 18485970), (15, 14788776), (17, 13048920), (18, 12323980), (20, 11091582), (24, 9242985), (30, 7394388), (34, 6524460), (36, 6161990), (40, 5545791), (45, 4929592), (51, 4349640), (60, 3697194), (67, 3310920), (68, 3262230), (72, 3080995), (85, 2609784), (90, 2464796), (102, 2174820), (120, 1848597), (134, 1655460), (136, 1631115), (153, 1449880), (170, 1304892), (180, 1232398), (201, 1103640), (204, 1087410), (255, 869928), (268, 827730), (306, 724940), (335, 662184), (340, 652446), (360, 616199), (402, 551820), (408, 543705), (510, 434964), (536, 413865), (541, 410040), (603, 367880), (612, 362470), (670, 331092), (680, 326223), (765, 289976), (804, 275910), (1005, 220728), (1020, 217482), (1082, 205020), (1139, 194760), (1206, 183940), (1224, 181235), (1340, 165546), (1530, 144988), (1608, 137955), (1623, 136680), (2010, 110364), (2040, 108741), (2164, 102510), (2278, 97380), (2412, 91970), (2680, 82773), (2705, 82008), (3015, 73576), (3060, 72494), (3246, 68340), (3417, 64920), (4020, 55182), (4328, 51255), (4556, 48690), (4824, 45985), (4869, 45560), (5410, 41004), (5695, 38952), (6030, 36788), (6120, 36247), (6492, 34170), (6834, 32460), (8040, 27591), (8115, 27336), (9112, 24345), (9197, 24120), (9738, 22780), (10251, 21640), (10820, 20502), (11390, 19476), (12060, 18394), (12984, 17085), (13668, 16230)]