147551320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:329

約数の個数: 128

約数和(自身を含む): 398131200

約数和(自身を除く): 250579880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 89, 124, 140, 155, 178, 191, 217, 248, 280, 310, 356, 382, 434, 445, 620, 623, 712, 764, 868, 890, 955, 1085, 1240, 1246, 1337, 1528, 1736, 1780, 1910, 2170, 2492, 2674, 2759, 3115, 3560, 3820, 4340, 4984, 5348, 5518, 5921, 6230, 6685, 7640, 8680, 10696, 11036, 11842, 12460, 13370, 13795, 16999, 19313, 22072, 23684, 24920, 26740, 27590, 29605, 33998, 38626, 41447, 47368, 53480, 55180, 59210, 67996, 77252, 82894, 84995, 96565, 110360, 118420, 118993, 135992, 154504, 165788, 169990, 193130, 207235, 236840, 237986, 331576, 339980, 386260, 414470, 475972, 526969, 594965, 679960, 772520, 828940, 951944, 1053938, 1189930, 1657880, 2107876, 2379860, 2634845, 3688783, 4215752, 4759720, 5269690, 7377566, 10539380, 14755132, 18443915, 21078760, 29510264, 36887830, 73775660, 147551320]

約数ペア:

[(1, 147551320), (2, 73775660), (4, 36887830), (5, 29510264), (7, 21078760), (8, 18443915), (10, 14755132), (14, 10539380), (20, 7377566), (28, 5269690), (31, 4759720), (35, 4215752), (40, 3688783), (56, 2634845), (62, 2379860), (70, 2107876), (89, 1657880), (124, 1189930), (140, 1053938), (155, 951944), (178, 828940), (191, 772520), (217, 679960), (248, 594965), (280, 526969), (310, 475972), (356, 414470), (382, 386260), (434, 339980), (445, 331576), (620, 237986), (623, 236840), (712, 207235), (764, 193130), (868, 169990), (890, 165788), (955, 154504), (1085, 135992), (1240, 118993), (1246, 118420), (1337, 110360), (1528, 96565), (1736, 84995), (1780, 82894), (1910, 77252), (2170, 67996), (2492, 59210), (2674, 55180), (2759, 53480), (3115, 47368), (3560, 41447), (3820, 38626), (4340, 33998), (4984, 29605), (5348, 27590), (5518, 26740), (5921, 24920), (6230, 23684), (6685, 22072), (7640, 19313), (8680, 16999), (10696, 13795), (11036, 13370), (11842, 12460)]