198293880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2999}}^1$

素因数の和:3061

約数の個数: 128

約数和(自身を含む): 648000000

約数和(自身を除く): 449706120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 29, 30, 38, 40, 57, 58, 60, 76, 87, 95, 114, 116, 120, 145, 152, 174, 190, 228, 232, 285, 290, 348, 380, 435, 456, 551, 570, 580, 696, 760, 870, 1102, 1140, 1160, 1653, 1740, 2204, 2280, 2755, 2999, 3306, 3480, 4408, 5510, 5998, 6612, 8265, 8997, 11020, 11996, 13224, 14995, 16530, 17994, 22040, 23992, 29990, 33060, 35988, 44985, 56981, 59980, 66120, 71976, 86971, 89970, 113962, 119960, 170943, 173942, 179940, 227924, 260913, 284905, 341886, 347884, 359880, 434855, 455848, 521826, 569810, 683772, 695768, 854715, 869710, 1043652, 1139620, 1304565, 1367544, 1652449, 1709430, 1739420, 2087304, 2279240, 2609130, 3304898, 3418860, 3478840, 4957347, 5218260, 6609796, 6837720, 8262245, 9914694, 10436520, 13219592, 16524490, 19829388, 24786735, 33048980, 39658776, 49573470, 66097960, 99146940, 198293880]

約数ペア:

[(1, 198293880), (2, 99146940), (3, 66097960), (4, 49573470), (5, 39658776), (6, 33048980), (8, 24786735), (10, 19829388), (12, 16524490), (15, 13219592), (19, 10436520), (20, 9914694), (24, 8262245), (29, 6837720), (30, 6609796), (38, 5218260), (40, 4957347), (57, 3478840), (58, 3418860), (60, 3304898), (76, 2609130), (87, 2279240), (95, 2087304), (114, 1739420), (116, 1709430), (120, 1652449), (145, 1367544), (152, 1304565), (174, 1139620), (190, 1043652), (228, 869710), (232, 854715), (285, 695768), (290, 683772), (348, 569810), (380, 521826), (435, 455848), (456, 434855), (551, 359880), (570, 347884), (580, 341886), (696, 284905), (760, 260913), (870, 227924), (1102, 179940), (1140, 173942), (1160, 170943), (1653, 119960), (1740, 113962), (2204, 89970), (2280, 86971), (2755, 71976), (2999, 66120), (3306, 59980), (3480, 56981), (4408, 44985), (5510, 35988), (5998, 33060), (6612, 29990), (8265, 23992), (8997, 22040), (11020, 17994), (11996, 16530), (13224, 14995)]