213998720

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 192

約数和(自身を含む): 591834600

約数和(自身を除く): 377835880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 89, 104, 128, 130, 136, 160, 170, 178, 208, 221, 260, 272, 289, 320, 340, 356, 416, 442, 445, 520, 544, 578, 640, 680, 712, 832, 884, 890, 1040, 1088, 1105, 1156, 1157, 1360, 1424, 1445, 1513, 1664, 1768, 1780, 2080, 2176, 2210, 2312, 2314, 2720, 2848, 2890, 3026, 3536, 3560, 3757, 4160, 4420, 4624, 4628, 5440, 5696, 5780, 5785, 6052, 7072, 7120, 7514, 7565, 8320, 8840, 9248, 9256, 10880, 11392, 11560, 11570, 12104, 14144, 14240, 15028, 15130, 17680, 18496, 18512, 18785, 19669, 23120, 23140, 24208, 25721, 28288, 28480, 30056, 30260, 35360, 36992, 37024, 37570, 39338, 46240, 46280, 48416, 51442, 56960, 60112, 60520, 70720, 74048, 75140, 78676, 92480, 92560, 96832, 98345, 102884, 120224, 121040, 128605, 141440, 148096, 150280, 157352, 184960, 185120, 193664, 196690, 205768, 240448, 242080, 257210, 300560, 314704, 334373, 370240, 393380, 411536, 480896, 484160, 514420, 601120, 629408, 668746, 740480, 786760, 823072, 968320, 1028840, 1202240, 1258816, 1337492, 1573520, 1646144, 1671865, 2057680, 2404480, 2517632, 2674984, 3147040, 3292288, 3343730, 4115360, 5349968, 6294080, 6687460, 8230720, 10699936, 12588160, 13374920, 16461440, 21399872, 26749840, 42799744, 53499680, 106999360, 213998720]

約数ペア:

[(1, 213998720), (2, 106999360), (4, 53499680), (5, 42799744), (8, 26749840), (10, 21399872), (13, 16461440), (16, 13374920), (17, 12588160), (20, 10699936), (26, 8230720), (32, 6687460), (34, 6294080), (40, 5349968), (52, 4115360), (64, 3343730), (65, 3292288), (68, 3147040), (80, 2674984), (85, 2517632), (89, 2404480), (104, 2057680), (128, 1671865), (130, 1646144), (136, 1573520), (160, 1337492), (170, 1258816), (178, 1202240), (208, 1028840), (221, 968320), (260, 823072), (272, 786760), (289, 740480), (320, 668746), (340, 629408), (356, 601120), (416, 514420), (442, 484160), (445, 480896), (520, 411536), (544, 393380), (578, 370240), (640, 334373), (680, 314704), (712, 300560), (832, 257210), (884, 242080), (890, 240448), (1040, 205768), (1088, 196690), (1105, 193664), (1156, 185120), (1157, 184960), (1360, 157352), (1424, 150280), (1445, 148096), (1513, 141440), (1664, 128605), (1768, 121040), (1780, 120224), (2080, 102884), (2176, 98345), (2210, 96832), (2312, 92560), (2314, 92480), (2720, 78676), (2848, 75140), (2890, 74048), (3026, 70720), (3536, 60520), (3560, 60112), (3757, 56960), (4160, 51442), (4420, 48416), (4624, 46280), (4628, 46240), (5440, 39338), (5696, 37570), (5780, 37024), (5785, 36992), (6052, 35360), (7072, 30260), (7120, 30056), (7514, 28480), (7565, 28288), (8320, 25721), (8840, 24208), (9248, 23140), (9256, 23120), (10880, 19669), (11392, 18785), (11560, 18512), (11570, 18496), (12104, 17680), (14144, 15130), (14240, 15028)]