1851997440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5419}}^1$

素因数の和:5532

約数の個数: 144

約数和(自身を含む): 5982379200

約数和(自身を除く): 4130381760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 128, 160, 178, 192, 240, 256, 267, 320, 356, 384, 445, 480, 534, 640, 712, 768, 890, 960, 1068, 1280, 1335, 1424, 1780, 1920, 2136, 2670, 2848, 3560, 3840, 4272, 5340, 5419, 5696, 7120, 8544, 10680, 10838, 11392, 14240, 16257, 17088, 21360, 21676, 22784, 27095, 28480, 32514, 34176, 42720, 43352, 54190, 56960, 65028, 68352, 81285, 85440, 86704, 108380, 113920, 130056, 162570, 170880, 173408, 216760, 260112, 325140, 341760, 346816, 433520, 482291, 520224, 650280, 693632, 867040, 964582, 1040448, 1300560, 1387264, 1446873, 1734080, 1929164, 2080896, 2411455, 2601120, 2893746, 3468160, 3858328, 4161792, 4822910, 5202240, 5787492, 6936320, 7234365, 7716656, 9645820, 10404480, 11574984, 14468730, 15433312, 19291640, 20808960, 23149968, 28937460, 30866624, 38583280, 46299936, 57874920, 61733248, 77166560, 92599872, 115749840, 123466496, 154333120, 185199744, 231499680, 308666240, 370399488, 462999360, 617332480, 925998720, 1851997440]

約数ペア:

[(1, 1851997440), (2, 925998720), (3, 617332480), (4, 462999360), (5, 370399488), (6, 308666240), (8, 231499680), (10, 185199744), (12, 154333120), (15, 123466496), (16, 115749840), (20, 92599872), (24, 77166560), (30, 61733248), (32, 57874920), (40, 46299936), (48, 38583280), (60, 30866624), (64, 28937460), (80, 23149968), (89, 20808960), (96, 19291640), (120, 15433312), (128, 14468730), (160, 11574984), (178, 10404480), (192, 9645820), (240, 7716656), (256, 7234365), (267, 6936320), (320, 5787492), (356, 5202240), (384, 4822910), (445, 4161792), (480, 3858328), (534, 3468160), (640, 2893746), (712, 2601120), (768, 2411455), (890, 2080896), (960, 1929164), (1068, 1734080), (1280, 1446873), (1335, 1387264), (1424, 1300560), (1780, 1040448), (1920, 964582), (2136, 867040), (2670, 693632), (2848, 650280), (3560, 520224), (3840, 482291), (4272, 433520), (5340, 346816), (5419, 341760), (5696, 325140), (7120, 260112), (8544, 216760), (10680, 173408), (10838, 170880), (11392, 162570), (14240, 130056), (16257, 113920), (17088, 108380), (21360, 86704), (21676, 85440), (22784, 81285), (27095, 68352), (28480, 65028), (32514, 56960), (34176, 54190), (42720, 43352)]