1538537440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:393

約数の個数: 192

約数和(自身を含む): 4142057472

約数和(自身を除く): 2603520032

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 155, 160, 163, 173, 176, 220, 248, 310, 326, 341, 346, 352, 440, 496, 620, 652, 682, 692, 815, 865, 880, 992, 1240, 1304, 1364, 1384, 1630, 1705, 1730, 1760, 1793, 1903, 2480, 2608, 2728, 2768, 3260, 3410, 3460, 3586, 3806, 4960, 5053, 5216, 5363, 5456, 5536, 6520, 6820, 6920, 7172, 7612, 8965, 9515, 10106, 10726, 10912, 13040, 13640, 13840, 14344, 15224, 17930, 19030, 20212, 21452, 25265, 26080, 26815, 27280, 27680, 28199, 28688, 30448, 35860, 38060, 40424, 42904, 50530, 53630, 54560, 55583, 56398, 57376, 58993, 60896, 71720, 76120, 80848, 85808, 101060, 107260, 111166, 112796, 117986, 140995, 143440, 152240, 161696, 171616, 202120, 214520, 222332, 225592, 235972, 277915, 281990, 286880, 294965, 304480, 310189, 404240, 429040, 444664, 451184, 471944, 555830, 563980, 589930, 620378, 808480, 858080, 874169, 889328, 902368, 943888, 1111660, 1127960, 1179860, 1240756, 1550945, 1748338, 1778656, 1887776, 2223320, 2255920, 2359720, 2481512, 3101890, 3496676, 4370845, 4446640, 4511840, 4719440, 4963024, 6203780, 6993352, 8741690, 8893280, 9438880, 9615859, 9926048, 12407560, 13986704, 17483380, 19231718, 24815120, 27973408, 34966760, 38463436, 48079295, 49630240, 69933520, 76926872, 96158590, 139867040, 153853744, 192317180, 307707488, 384634360, 769268720, 1538537440]

約数ペア:

[(1, 1538537440), (2, 769268720), (4, 384634360), (5, 307707488), (8, 192317180), (10, 153853744), (11, 139867040), (16, 96158590), (20, 76926872), (22, 69933520), (31, 49630240), (32, 48079295), (40, 38463436), (44, 34966760), (55, 27973408), (62, 24815120), (80, 19231718), (88, 17483380), (110, 13986704), (124, 12407560), (155, 9926048), (160, 9615859), (163, 9438880), (173, 8893280), (176, 8741690), (220, 6993352), (248, 6203780), (310, 4963024), (326, 4719440), (341, 4511840), (346, 4446640), (352, 4370845), (440, 3496676), (496, 3101890), (620, 2481512), (652, 2359720), (682, 2255920), (692, 2223320), (815, 1887776), (865, 1778656), (880, 1748338), (992, 1550945), (1240, 1240756), (1304, 1179860), (1364, 1127960), (1384, 1111660), (1630, 943888), (1705, 902368), (1730, 889328), (1760, 874169), (1793, 858080), (1903, 808480), (2480, 620378), (2608, 589930), (2728, 563980), (2768, 555830), (3260, 471944), (3410, 451184), (3460, 444664), (3586, 429040), (3806, 404240), (4960, 310189), (5053, 304480), (5216, 294965), (5363, 286880), (5456, 281990), (5536, 277915), (6520, 235972), (6820, 225592), (6920, 222332), (7172, 214520), (7612, 202120), (8965, 171616), (9515, 161696), (10106, 152240), (10726, 143440), (10912, 140995), (13040, 117986), (13640, 112796), (13840, 111166), (14344, 107260), (15224, 101060), (17930, 85808), (19030, 80848), (20212, 76120), (21452, 71720), (25265, 60896), (26080, 58993), (26815, 57376), (27280, 56398), (27680, 55583), (28199, 54560), (28688, 53630), (30448, 50530), (35860, 42904), (38060, 40424)]