19031100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 61662720

約数和(自身を除く): 42631620

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 73, 75, 79, 100, 110, 132, 146, 150, 158, 165, 219, 220, 237, 275, 292, 300, 316, 330, 365, 395, 438, 474, 550, 660, 730, 790, 803, 825, 869, 876, 948, 1095, 1100, 1185, 1460, 1580, 1606, 1650, 1738, 1825, 1975, 2190, 2370, 2409, 2607, 3212, 3300, 3476, 3650, 3950, 4015, 4345, 4380, 4740, 4818, 5214, 5475, 5767, 5925, 7300, 7900, 8030, 8690, 9636, 10428, 10950, 11534, 11850, 12045, 13035, 16060, 17301, 17380, 20075, 21725, 21900, 23068, 23700, 24090, 26070, 28835, 34602, 40150, 43450, 48180, 52140, 57670, 60225, 63437, 65175, 69204, 80300, 86505, 86900, 115340, 120450, 126874, 130350, 144175, 173010, 190311, 240900, 253748, 260700, 288350, 317185, 346020, 380622, 432525, 576700, 634370, 761244, 865050, 951555, 1268740, 1585925, 1730100, 1903110, 3171850, 3806220, 4757775, 6343700, 9515550, 19031100]

約数ペア:

[(1, 19031100), (2, 9515550), (3, 6343700), (4, 4757775), (5, 3806220), (6, 3171850), (10, 1903110), (11, 1730100), (12, 1585925), (15, 1268740), (20, 951555), (22, 865050), (25, 761244), (30, 634370), (33, 576700), (44, 432525), (50, 380622), (55, 346020), (60, 317185), (66, 288350), (73, 260700), (75, 253748), (79, 240900), (100, 190311), (110, 173010), (132, 144175), (146, 130350), (150, 126874), (158, 120450), (165, 115340), (219, 86900), (220, 86505), (237, 80300), (275, 69204), (292, 65175), (300, 63437), (316, 60225), (330, 57670), (365, 52140), (395, 48180), (438, 43450), (474, 40150), (550, 34602), (660, 28835), (730, 26070), (790, 24090), (803, 23700), (825, 23068), (869, 21900), (876, 21725), (948, 20075), (1095, 17380), (1100, 17301), (1185, 16060), (1460, 13035), (1580, 12045), (1606, 11850), (1650, 11534), (1738, 10950), (1825, 10428), (1975, 9636), (2190, 8690), (2370, 8030), (2409, 7900), (2607, 7300), (3212, 5925), (3300, 5767), (3476, 5475), (3650, 5214), (3950, 4818), (4015, 4740), (4345, 4380)]